Assignee profile:

DAIKIN INDUSTRIES, LTD.

City:

Osaka

Country:

Japan

Published Applications:

3,853

Last publication date:

2026-06-25

Patent Grants:

2,995

Last grant date:

2026-02-17

Daikin Industries, Ltd. is a Japanese multinational air conditioning manufacturing company headquartered in Osaka, Japan. It is the world's largest manufacturer of air conditioning equipment and refrigerants, producing a wide range of products including residential and commercial air conditioners, refrigerators, and other related products. Daikin also produces industrial machinery such as compressors, pumps, and motors. The company has operations in more than 150 countries and employs over 60,000 people worldwide. Daikin is a leader in the air conditioning industry and is committed to providing innovative solutions to meet the needs of its customers.

Quarterly DAIKIN INDUSTRIES, LTD. Patent Applications

Top Inventors for applications by DAIKIN INDUSTRIES, LTD.

These are the the leading inventors for applications assigned to DAIKIN INDUSTRIES, LTD.:

Recent patent applications by DAIKIN INDUSTRIES, LTD.

DAIKIN INDUSTRIES, LTD. based in Osaka, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-06-25
US20260177312A1
Mechanical engineering

COOLING DEVICE

#2 | 2026-06-25
US20260177307A1
Mechanical engineering

AIR COMPOSITION ADJUSTMENT APPARATUS, REFRIGERATION APPARATUS, AND STORAGE

#3 | 2026-06-25
US20260176820A1
Textiles; paper

PULP COMPOSITION

#4 | 2026-06-25
US20260176516A1
Chemistry; metallurgy

AZEOTROPIC OR AZEOTROPIC-LIKE COMPOSITION COMPRISING HYDROGEN FLUORIDE AND 1,1,2-TRICHLOROETHANE, TRANS- 1,2-DICHLOROETHYLENE OR CIS-1,2-DICHLOROETHYLENE

#5 | 2026-06-25
US20260176478A1
Chemistry; metallurgy

SURFACE MODIFIER

#6 | 2026-06-25
US20260176458A1
Chemistry; metallurgy

METHOD FOR PRODUCING FLUOROPOLYMER AQUEOUS DISPERSION AND FLUOROPOLYMER AQUEOUS DISPERSION

#7 | 2026-06-25
US20260176222A1
Chemistry; metallurgy

METHOD FOR PRODUCING PURIFIED 1,1,2-TRIFLUOROETHANE (HFC-143), AND COMPOSITION CONTAINING HFC-143

#8 | 2026-06-25
US20260175548A1
Performing operations; transporting

SHEET, METHOD FOR PRODUCING THE SAME, METAL-CLAD LAMINATE, CIRCUIT BOARD, AND ANTENNA

#9 | 2026-06-18
US20260167855A1
Chemistry; metallurgy

COMPOSITION FOR HEAT TRANSFER FLUID, DEVICE COMPRISING HEAT TRANSFER MECHANISM, AND HEAT TRANSFER METHOD

#10 | 2026-06-18
US20260166865A1
Performing operations; transporting

LAMINATE IN CONTACT WITH FUEL

#11 | 2026-06-11
US20260165054A1
Electricity

METHOD OF MANUFACTURING INTEGRATED CIRCUIT DEVICE

#12 | 2026-06-11
US20260159667A1
Chemistry; metallurgy

PILLARARENE COMPLEX

#13 | 2026-06-11
US20260159494A1
Chemistry; metallurgy

FLUOROLACTONE AND METHOD FOR PRODUCING SAME

#14 | 2026-06-11
US20260159493A1
Chemistry; metallurgy

FLUOROLACTONE AND METHOD FOR PRODUCING SAME

#15 | 2026-06-11
US20260158730A1
Performing operations; transporting

LAMINATE IN CONTACT WITH FUEL

#16 | 2026-06-04
US20260152479A1
Chemistry; metallurgy

METHOD FOR PRODUCING ORGANIC COMPOUND

#17 | 2026-05-21
US20260139136A1
Chemistry; metallurgy

THERMOPLASTIC POLYMER COMPOSITION AND METHOD FOR PRODUCING THE SAME

#18 | 2026-05-21
US20260139079A1
Chemistry; metallurgy

METHOD FOR PRODUCING PURIFIED POLYTETRAFLUOROETHYLENE AQUEOUS DISPERSION LIQUID, METHOD FOR PRODUCING MODIFIED POLYTETRAFLUOROETHYLENE POWDER, METHOD FOR PRODUCING POLYTETRAFLUOROETHYLENE MOLDED BODY, AND COMPOSITION

#19 | 2026-05-21
US20260138938A1
Chemistry; metallurgy

SEPARATION METHOD

#20 | 2026-05-14
US20260135112A1
Electricity

POLYTETRAFLUOROETHYLENE, ELECTROCHEMICAL DEVICE BINDER, ELECTRODE MIXTURE, ELECTRODE, AND SECONDARY BATTERY

#21 | 2026-05-14
US20260134060A1
Physics

INFORMATION PROCESSING METHOD AND INFORMATION PROCESSING APPARATUS

#22 | 2026-05-14
US20260132977A1
Mechanical engineering

CONTAINER REFRIGERATION APPARATUS

#23 | 2026-05-14
US20260132283A1
Chemistry; metallurgy

POLYTETRAFLUOROETHYLENE COMPOSITION, BINDER FOR ELECTROCHEMICAL DEVICES, ELECTRODE MIXTURE, ELECTRODE, AND SECONDARY BATTERY

#24 | 2026-05-14
US20260132282A1
Chemistry; metallurgy

PRODUCTION METHOD OF MODIFIED POLYTETRAFLUOROETHYLENE AND COMPOSITION

#25 | 2026-05-14
US20260132270A1
Chemistry; metallurgy

FLUORORUBBER COMPOSITION AND MOLDED ARTICLE

#26 | 2026-05-07
US20260128194A1
Electricity

ELECTRIC WIRE, METHOD FOR PRODUCING ELECTRIC WIRE, AND MASTERBATCH

#27 | 2026-05-07
US20260125589A1
Chemistry; metallurgy

COMPOSITION CONTAINING TRANS-1,2-DIFLUOROETHYLENE

#28 | 2026-05-07
US20260125500A1
Chemistry; metallurgy

POLYCHLOROTRIFLUOROETHYLENE AND METHOD FOR PRODUCING POLYCHLOROTRIFLUOROETHYLENE

#29 | 2026-05-07
US20260125355A1
Chemistry; metallurgy

COMPOSITION CONTAINING FLUORINE-CONTAINING MONOMER AND FLUORIDE IONS, METHOD FOR PRODUCING FLUORINE-CONTAINING MONOMER HAVING REDUCED FLUORIDE ION CONTENT, AND METHOD FOR PURIFYING FLUORINE-CONTAINING MONOMER

#30 | 2026-05-07
US20260125202A1
Performing operations; transporting

CONTAINER

#31 | 2026-04-30
US20260121106A1
Electricity

PRODUCING METHOD OF SHEET FOR SOLID SECONDARY BATTERY, BINDER FOR ELECTRODE FOR SOLID SECONDARY BATTERY, ELECTRODE-PRODUCING COMPOSITION, ELECTRODE MIXTURE, AND ELECTRODE

#32 | 2026-04-30
US20260121057A1
Electricity

PRODUCING METHOD OF ELECTRODE FOR SECONDARY BATTERY USING NON-AQUEOUS ELECTROLYTE, BINDER FOR ELECTRODE FOR SECONDARY BATTERY USING NON-AQUEOUS ELECTROLYTE, BINDER FOR ELECTRODE FOR SECONDARY BATTERY, ELECTRODE-PRODUCING COMPOSITION, ELECTRODE MIXTURE, AND ELECTRODE

#33 | 2026-04-30
US20260120322A1
Physics

INFORMATION PROCESSING TERMINAL, IMAGE TRANSMISSION SYSTEM, AND PROGRAM

#34 | 2026-04-30
US20260115976A1
Performing operations; transporting

POLYCHLOROTRIFLUOROETHYLENE MOLDED ARTICLE AND METHOD FOR PRODUCING THE SAME

#35 | 2026-04-16
US20260104169A1
Mechanical engineering

AIR BLOWING STRUCTURE AND INDOOR UNIT OF AIR CONDITIONER

#36 | 2026-04-16
US20260104047A1
Mechanical engineering

COMPRESSOR AND REFRIGERATION APPARATUS

#37 | 2026-04-16
US20260103422A1
Chemistry; metallurgy

ANTIFOULING MEMBER, AND DISPLAY, TOUCH PANEL AND SENSOR USING SAID ANTIFOULING MEMBER, AND METHOD FOR MANUFACTURING ANTIFOULING MEMBER

#38 | 2026-04-09
US20260098135A1
Chemistry; metallurgy

DOUBLE LAYER TUBE AND METHOD FOR PRODUCING THE SAME

#39 | 2026-04-02
US20260092730A1
Mechanical engineering

REFRIGERATION CYCLE APPARATUS AND CONTROL METHOD THEREOF

#40 | 2026-04-02
US20260092182A1
Chemistry; metallurgy

PRIMER COMPOSITION, MULTILAYER BODY, ARTICLE, AND METHOD FOR PRODUCING MULTILAYER BODY

#41 | 2026-04-02
US20260091325A1
Performing operations; transporting

METHOD FOR PRODUCING PURIFIED DIFLUOROMETHANE (HFC-32), AND COMPOSITION CONTAINING HFC-32

#42 | 2026-03-26
US20260085225A1
Chemistry; metallurgy

WORKING FLUID COMPOSITION AND REFRIGERATOR

#43 | 2026-03-26
US20260085224A1
Chemistry; metallurgy

WORKING FLUID COMPOSITION AND REFRIGERATOR

#44 | 2026-03-26
US20260085223A1
Chemistry; metallurgy

WORKING FLUID COMPOSITION, REFRIGERATION OIL, AND REFRIGERATOR

#45 | 2026-03-26
US20260085141A1
Chemistry; metallurgy

MODIFIED POLYMER, COMPOSITION, COATING FILM, AND MULTILAYER BODY

#46 | 2026-03-26
US20260085137A1
Chemistry; metallurgy

METHOD FOR PRODUCING FLUOROPOLYMER AQUEOUS DISPERSION AND FLUOROPOLYMER AQUEOUS DISPERSION

#47 | 2026-03-19
US20260078942A1
Mechanical engineering

TEMPERATURE ADJUSTMENT SYSTEM

#48 | 2026-03-19
US20260078938A1
Mechanical engineering

REFRIGERATION APPARATUS

#49 | 2026-03-12
US20260071013A1
Chemistry; metallurgy

COMPOSITION CONTAINING FLUORINE-CONTAINING POLYMER, METHOD FOR PRODUCING FLUORINE-CONTAINING POLYMER, AND ULTRAVIOLET LIGHT-EMITTING ELEMENT LENS CONTAINING FLUORINE-CONTAINING POLYMER

#50 | 2026-03-12
US20260071012A1
Chemistry; metallurgy

METHOD FOR PRODUCING FLUOROPOLYMER, METHOD FOR PRODUCING POLYTETRAFLUOROETHYLENE, METHOD FOR PRODUCING PERFLUOROELASTOMER, AND COMPOSITION

#51 | 2026-03-12
US20260070864A1
Chemistry; metallurgy

METHOD FOR PRODUCING AROMATIC COMPOUND HAVING FLUOROALKYL GROUP

#52 | 2026-03-05
US20260063323A1
Mechanical engineering

AIR TREATMENT SYSTEM

#53 | 2026-03-05
US20260062542A1
Chemistry; metallurgy

PROCESSING AID, THERMOPLASTIC RESIN COMPOSITION, AND FILM, AND PRODUCTION METHOD THEREOF

#54 | 2026-03-05
US20260062372A1
Chemistry; metallurgy

METHOD FOR PRODUCING COMPOSITION CONTAINING PURIFIED FLUORINE-CONTAINING ETHER COMPOUND

#55 | 2026-02-26
US20260055949A1
Mechanical engineering

CONTAINER REFRIGERATION APPARATUS

#56 | 2026-02-26
US20260055554A1
Textiles; paper

PULP COMPOSITION

#57 | 2026-02-19
US20260049166A1
Chemistry; metallurgy

COMPOSITION AND METHOD FOR PRODUCING THE SAME

#58 | 2026-02-12
US20260042898A1
Chemistry; metallurgy

SHAPING POWDER

#59 | 2026-02-05
US20260037084A1
Physics

ANTIFOULING MEMBER, AND DISPLAY, TOUCH PANEL AND SENSOR EACH USING SAME, AND METHOD FOR PRODUCING ANTIFOULING MEMBER

#60 | 2026-02-05
US20260036357A1
Mechanical engineering

VENTILATION DEVICE

#61 | 2026-02-05
US20260035826A1
Chemistry; metallurgy

METHODS FOR PRODUCING METAL CARBIDE AND HYDROCARBON, AND CARBONCONTAINING MEMBER

#62 | 2026-02-05
US20260035804A1
Chemistry; metallurgy

METHODS FOR PRODUCING METAL CARBIDE AND HYDROCARBON, AND CARBON-CONTAINING MEMBER

#63 | 2026-02-05
US20260035554A1
Chemistry; metallurgy

METHOD FOR PRODUCING HOLLOW FINE PARTICLES, HOLLOW FINE PARTICLES, PHASE-SEPARATED FINE PARTICLES, AQUEOUS DISPERSION, AND COMPOSITION

#64 | 2026-02-05
US20260035391A1
Chemistry; metallurgy

SILANE COMPOUND

#65 | 2026-02-05
US20260034620A1
Performing operations; transporting

METHOD FOR MANUFACTURING HEAT EXCHANGER

#66 | 2026-01-29
US20260029469A1
Physics

STATE ESTIMATION DEVICE, DRIVE SYSTEM, REFRIGERATION SYSTEM, FAN SYSTEM, AND STATE ESTIMATION METHOD

#67 | 2026-01-29
US20260029177A1
Mechanical engineering

HEAT EXCHANGER AND REFRIGERATION CYCLE APPARATUS INCLUDING HEAT EXCHANGER

#68 | 2026-01-29
US20260029136A1
Mechanical engineering

AIR CONDITIONER

#69 | 2026-01-29
US20260028979A1
Mechanical engineering

COMPRESSOR SYSTEM AND REFRIGERATION DEVICE

#70 | 2026-01-29
US20260027514A1
Performing operations; transporting

GAS ISOLATION METHOD

#71 | 2026-01-29
US20260027513A1
Performing operations; transporting

METHOD FOR SEPARATING GAS

#72 | 2026-01-22
US20260026282A1
Electricity

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE BY USING LOW-TEMPERATURE PLASMA ETCHING PROCESS

#73 | 2026-01-22
US20260025086A1
Electricity

INVERTER DEVICE, AND MOTOR DRIVE DEVICE AND REFRIGERATION APPARATUS EACH INCLUDING INVERTER DEVICE

#74 | 2026-01-22
US20260025080A1
Electricity

POWER SUPPLY DEVICE

#75 | 2026-01-22
US20260022902A1
Mechanical engineering

HEAT EXCHANGER AND REFRIGERATION CYCLE APPARATUS

#76 | 2026-01-22
US20260022285A1
Chemistry; metallurgy

REFRIGERANT-CONTAINING COMPOSITION, USE OF SAME, REFRIGERATOR COMPRISING SAME, AND METHOD FOR OPERATING REFRIGERATOR

#77 | 2026-01-15
US20260016110A1
Mechanical engineering

PIPE JOINT COVER

#78 | 2026-01-08 ✅ Patent 12,556,609 granted on 2026-02-17
US20260012508A1
Electricity

COMMUNICATION METHOD, REFRIGERATION AND AIR CONDITIONING-RELATED SYSTEM, AND COMMUNICATION NODE

#79 | 2026-01-08 ✅ Patent 12,650,133 granted on 2026-06-09
US20260009405A1
Mechanical engineering

FAN COMPONENT, FAN, FAN UNIT, AIR CONDITIONER, HEAT PUMP DEVICE, AND METHOD FOR MANUFACTURING FAN COMPONENT

#80 | 2026-01-08
US20260008912A1
Chemistry; metallurgy

PROCESSING AID, MASTER BATCH, THERMOPLASTIC RESIN COMPOSITION, AND FILM

#81 | 2026-01-01
US20260006743A1
Electricity

ELECTRIC COMPONENT BOX

#82 | 2026-01-01
US20260002708A1
Mechanical engineering

HEAT SOURCE APPARATUS AND REFRIGERATION CYCLE APPARATUS

#83 | 2025-12-25
US20250391874A1
Electricity

BINDER, SLURRY FOR SOLID-STATE BATTERY, ELECTRODE FOR SOLID-STATE BATTERY, AND SECONDARY SOLID-STATE BATTERY

#84 | 2025-12-25
US20250389459A1
Mechanical engineering

REFRIGERATION CYCLE APPARATUS

#85 | 2025-12-25
US20250388775A1
Chemistry; metallurgy

ANTENNA COVER BASE MATERIAL

#86 | 2025-12-18
US20250386434A9
Electricity

FLUORORESIN LONG FILM, METAL-CLAD LAMINATE AND SUBSTRATE FOR CIRCUIT

#87 | 2025-12-18
US20250382275A1
Chemistry; metallurgy

METHOD FOR PRODUCING FLUORINE-CONTAINING DIOXOLANE, AND COMPOSITION USEFUL FOR PRODUCING SAME

#88 | 2025-12-18
US20250381313A1
Human necessities

ULTRAVIOLET EMISSION UNIT

#89 | 2025-12-11
US20250377129A1
Mechanical engineering

VENTILATION DEVICE

#90 | 2025-12-11
US20250376584A1
Chemistry; metallurgy

RESIN COMPOSITION, METHOD FOR PRODUCING RESIN COMPOSITION, PELLET, MOLDED ARTICLE, AND LAMINATE

#91 | 2025-12-04
US20250369192A1
Textiles; paper

REPELLENT

#92 | 2025-12-04
US20250369116A1
Chemistry; metallurgy

FILM DEPOSITION METHOD BY ATOMIC LAYER DEPOSITION

#93 | 2025-12-04
US20250368878A1
Chemistry; metallurgy

REFRIGERANT-CONTAINING COMPOSITION, USE OF SAME, FREEZER HAVING SAME, AND METHOD FOR OPERATING FREEZER

#94 | 2025-12-04
US20250368877A1
Chemistry; metallurgy

REFRIGERANT-CONTAINING COMPOSITION, USE OF SAME, REFRIGERATOR COMPRISING SAME, AND METHOD FOR OPERATING REFRIGERATOR

#95 | 2025-12-04
US20250368876A1
Chemistry; metallurgy

COMPOSITION CONTAINING REFRIGERANT, USE OF SAID COMPOSITION, REFRIGERATION METHOD USING SAID COMPOSITION, AND REFRIGERATION UNIT AND REFRIGERATOR CONTAINING SAID COMPOSITION

#96 | 2025-12-04
US20250368785A1
Chemistry; metallurgy

SILANE COMPOUND

#97 | 2025-12-04
US20250368762A1
Chemistry; metallurgy

METHOD FOR PRODUCING FLUOROPOLYMER AQUEOUS DISPERSION AND FLUOROPOLYMER AQUEOUS DISPERSION

#98 | 2025-11-27
US20250362061A1
Mechanical engineering

CASCADE REFRIGERATION CYCLE APPARATUS

#99 | 2025-11-27
US20250361679A1
Textiles; paper

REPELLENT

#100 | 2025-11-27
US20250361250A1
Chemistry; metallurgy

FLUORINE-CONTAINING SILANE COMPOUND

Also check out DAIKIN INDUSTRIES, LTD.'s (Osaka, Japan) applicant profile with 1,999 patent applications submitted.

AssigneeID:

13945 ⎘