Assignee profile:

SUMITOMO BAKELITE CO., LTD.

City:

Tokyo

Country:

Japan

Published Applications:

458

Last publication date:

2026-05-21

Patent Grants:

245

Last grant date:

2025-12-30

Quarterly SUMITOMO BAKELITE CO., LTD. Patent Applications

Top Inventors for applications by SUMITOMO BAKELITE CO., LTD.

These are the the leading inventors for applications assigned to SUMITOMO BAKELITE CO., LTD.:

Recent patent applications by SUMITOMO BAKELITE CO., LTD.

SUMITOMO BAKELITE CO., LTD. based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-05-21
US20260140407A1
Physics

ELECTROCHROMIC SHEET AND ELECTROCHROMIC DEVICE

#2 | 2026-05-14
US20260135422A1
Electricity

STATOR AND STRUCTURE

#3 | 2026-02-26
US20260055238A1
Chemistry; metallurgy

RESIN COMPOSITION FOR SEALING STATOR AND METHOD FOR DISASSEMBLING STATOR

#4 | 2025-12-04
US20250368815A1
Chemistry; metallurgy

RESIN SHEET AND MOLDED BODY

#5 | 2025-10-16
US20250320354A1
Chemistry; metallurgy

LIQUID RESIN COMPOSITION AND RESIN-ENCAPSULATED POWER MODULE

#6 | 2025-09-25
US20250297049A1
Chemistry; metallurgy

METHOD FOR PRODUCING LIGNIN-MODIFIED RESOL-TYPE PHENOL RESIN

#7 | 2025-07-24
US20250237797A1
Physics

WIRE GRID POLARIZING ELEMENT AND METHOD FOR PRODUCING SAME

#8 | 2025-07-24
US20250236772A1
Chemistry; metallurgy

ADHESIVE AGENT COMPOSITION FOR WET-TYPE FRICTION MEMBER, AND WET-TYPE FRICTION PLATE

#9 | 2025-07-24
US20250236093A1
Performing operations; transporting

METHOD OF PRODUCING THERMALLY CONDUCTIVE SHEET

#10 | 2025-06-26
US20250208475A1
Physics

ELECTROCHROMIC SHEET, LENS FOR EYEGLASSES, AND EYEGLASSES

#11 | 2025-06-19
US20250197628A1
Chemistry; metallurgy

RESIN COMPOSITION FOR ENCAPSULATION AND METHOD FOR PRODUCING SINGLE-SIDED ENCAPSULATION STRUCTURE

#12 | 2025-06-19 ✅ Patent 12,507,742 granted on 2025-12-30
US20250194705A1
Human necessities

BELT AND CLOTHING

#13 | 2025-05-29
US20250172729A1
Physics

OPTICAL SHEET AND OPTICAL COMPONENT

#14 | 2025-05-15
US20250152174A1
Human necessities

INTRAVASCULAR INDWELLING MEDICAL DEVICE

#15 | 2025-05-01
US20250138422A1
Physics

PHOTOSENSITIVE RESIN COMPOSITION, MANUFACTURING METHOD OF ELECTRONIC DEVICE, AND ELECTRONIC DEVICE

#16 | 2025-04-24
US20250128026A1
Human necessities

MEDICAL DEVICE

#17 | 2025-04-17
US20250121537A1
Performing operations; transporting

RESIN COMPOSITION FOR INJECTION MOLDING AND METHOD FOR INJECTION-MOLDING THIS COMPOSITION

#18 | 2025-04-03
US20250110403A1
Physics

PHOTOSENSITIVE COMPOSITION CONTAINING PFAS-FREE POLYCYCLOOLEFINIC POLYMERS AND SEMICONDUCTOR DEVICE MADE THEREOF

#19 | 2025-04-03
US20250110399A1
Physics

PHOTOSENSITIVE COMPOSITION CONTAINING PFAS-FREE POLYCYCLOOLEFINIC TERPOLYMERS AND SEMICONDUCTOR DEVICE MADE THEREOF

#20 | 2025-03-06
US20250075022A1
Chemistry; metallurgy

PHENOLIC RESIN COMPOSITION AND METHOD FOR PRODUCING SAME

#21 | 2025-02-13
US20250051531A1
Chemistry; metallurgy

FLAME-RETARDANT INSULATING SHEET AND ELECTRICAL/ELECTRONIC DEVICE

#22 | 2025-01-30
US20250038601A1
Electricity

THERMOSETTING RESIN COMPOSITION AND STATOR

#23 | 2024-11-07 ✅ Patent 12,600,101 granted on 2026-04-14
US20240367399A1
Performing operations; transporting

MANUFACTURING METHOD OF OPTICAL WAVEGUIDE

#24 | 2024-09-12
US20240301115A1
Chemistry; metallurgy

NEGATIVE-TYPE PHOTOSENSITIVE POLYMER, POLYMER SOLUTION, NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION, CURED FILM, AND SEMICONDUCTOR DEVICE

#25 | 2024-07-18 ✅ Patent 12,116,479 granted on 2024-10-15
US20240240011A1
Chemistry; metallurgy

Sealing resin composition

#26 | 2024-06-06
US20240182705A1
Chemistry; metallurgy

METHOD FOR PRODUCING ENCAPSULATED STRUCTURE AND EPOXY RESIN COMPOSITION

#27 | 2024-05-30
US20240174786A1
Chemistry; metallurgy

LIGNIN-MODIFIED NOVOLAC-TYPE PHENOL RESIN, METHOD FOR PRODUCING SAME, MOLDING MATERIAL, RESIN COMPOSITION, AND GRINDSTONE

#28 | 2024-05-23
US20240166861A1
Chemistry; metallurgy

HEAT-CURABLE RESIN COMPOSITION FOR FRICTION MATERIAL, AND FRICTION MATERIAL

#29 | 2024-05-23
US20240165920A1
Performing operations; transporting

PROTECTIVE FILM, RESIN SUBSTRATE, LAMINATE OF PROTECTIVE FILM AND RESIN SUBSTRATE, RESIN SHEET LAMINATE, AND PROTECTIVE FILM SET

#30 | 2024-05-23
US20240165861A1
Performing operations; transporting

ENCAPSULATING RESIN COMPOSITION FOR INJECTION MOLDING

#31 | 2024-05-09
US20240148530A1
Human necessities

PLACEMENT DEVICE

#32 | 2024-05-02
US20240139008A1
Human necessities

CATHETER AND DELIVERY SYSTEM

#33 | 2024-03-07
US20240075656A1
Performing operations; transporting

MOLD RELEASE FILM

#34 | 2024-02-08 ✅ Patent 12,153,345 granted on 2024-11-26
US20240045326A1
Physics

Photosensitive resin composition

#35 | 2024-01-11
US20240010900A1
Chemistry; metallurgy

THERMALLY-CONDUCTIVE RESIN COMPOSITION AND MOLDED ARTICLE

#36 | 2024-01-04 ✅ Patent 12,627,189 granted on 2026-05-12
US20240006947A1
Electricity

STATOR, ROTATING ELECTRIC MACHINE, AND METHOD OF MANUFACTURING STATOR

#37 | 2023-10-19
US20230331981A1
Chemistry; metallurgy

RESIN MOLDING MATERIAL, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT

#38 | 2023-10-19
US20230331980A1
Chemistry; metallurgy

RESIN MOLDING MATERIAL, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT

#39 | 2023-10-19
US20230331895A1
Chemistry; metallurgy

WATER SOLUBLE RESOL-TYPE PHENOL RESIN

#40 | 2023-10-05 ✅ Patent 12,486,407 granted on 2025-12-02
US20230312938A1
Chemistry; metallurgy

POWDER COATING MATERIAL

#41 | 2023-10-05
US20230312775A1
Chemistry; metallurgy

PALLADIUM CATALYSTS FOR FORMING VINYL ADDITION POLYMERS HAVING IMPROVED FILM FORMING PROPERTIES

#42 | 2023-09-21 ✅ Patent 12,519,032 granted on 2026-01-06
US20230298962A1
Electricity

POWER MODULE

#43 | 2023-09-07
US20230277361A1
Human necessities

ORGAN PROTECTING MEMBER

#44 | 2023-08-17 ✅ Patent 11,981,114 granted on 2024-05-14
US20230256724A1
Performing operations; transporting

Method of manufacturing sandwich panel and sandwich panel

#45 | 2023-08-10
US20230254970A1
Electricity

CIRCUIT BOARD

#46 | 2023-08-03 ✅ Patent 12,402,246 granted on 2025-08-26
US20230247762A1
Electricity

CIRCUIT BOARD

#47 | 2023-07-20 ✅ Patent 12,519,359 granted on 2026-01-06
US20230231432A1
Electricity

DYNAMO-ELECTRIC MACHINE AND COOLING STRUCTURE FOR DYNAMO-ELECTRIC MACHINE

#48 | 2023-07-20
US20230228312A1
Mechanical engineering

PHENOL RESIN COMPOSITION FOR FRICTION MATERIAL

#49 | 2023-05-18 ✅ Patent 12,114,417 granted on 2024-10-08
US20230156905A1
Electricity

Circuit board

#50 | 2023-05-18
US20230150243A1
Performing operations; transporting

THERMALLY CONDUCTIVE SHEET WITH METAL PLATE AND METHOD OF PRODUCING THERMALLY CONDUCTIVE SHEET

#51 | 2023-04-06 ✅ Patent 11,942,641 granted on 2024-03-26
US20230107067A1
Electricity

Method for producing carbonaceous substance-coated graphite particles

#52 | 2023-03-30
US20230096472A1
Chemistry; metallurgy

METHOD FOR MANUFACTURING PHOTOSENSITIVE RESIN COMPOSITION

#53 | 2023-03-30
US20230095959A1
Chemistry; metallurgy

THERMOSETTING RESIN COMPOSITION, RESIN SHEET, AND METAL BASE SUBSTRATE

#54 | 2023-02-09 ✅ Patent 11,765,872 granted on 2023-09-19
US20230045717A1
Electricity

Electromagnetic wave shielding housing, inverter part, air conditioner part, and automotive part

#55 | 2023-02-09 ✅ Patent 11,667,731 granted on 2023-06-06
US20230038665A1
Chemistry; metallurgy

Stabilized UV active organopalladium compounds as vinyl addition catalysts

#56 | 2023-02-02
US20230036342A1
Chemistry; metallurgy

SOLID RESIN MOLDING MATERIAL, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT

#57 | 2023-01-19 ✅ Patent 12,226,214 granted on 2025-02-18
US20230020433A1
Human necessities

Biomedical electrode, biomedical sensor, and biomedical signal measurement system

#58 | 2023-01-12 ✅ Patent 12,442,954 granted on 2025-10-14
US20230011467A1
Physics

OPTICAL SHEET AND OPTICAL COMPONENT

#59 | 2022-12-01
US20220380563A1
Chemistry; metallurgy

GAS BARRIER STRUCTURE, AIR CONDITIONER PART, GAS METERING APPARATUS, AND AUTOMOTIVE PART

#60 | 2022-12-01
US20220380521A1
Chemistry; metallurgy

RESIN COMPOSITION AND MOLDED ARTICLE

#61 | 2022-11-03
US20220348803A1
Chemistry; metallurgy

ADHESIVE AGENT COMPOSITION FOR WET-TYPE FRICTION MEMBER

#62 | 2022-10-06
US20220315695A1
Chemistry; metallurgy

ENCAPSULATING RESIN COMPOSITION AND ELECTRONIC COMPONENT

#63 | 2022-08-25 ✅ Patent 12,435,216 granted on 2025-10-07
US20220267586A1
Chemistry; metallurgy

PHENOL RESIN COMPOSITION

#64 | 2022-08-11
US20220251369A1
Chemistry; metallurgy

THERMOSETTING RESIN COMPOSITION

#65 | 2022-07-07 ✅ Patent 11,987,695 granted on 2024-05-21
US20220213312A1
Chemistry; metallurgy

Resin composition for forming magnetic member and method for manufacturing magnetic member

#66 | 2022-07-07
US20220213248A1
Chemistry; metallurgy

RESIN MATERIAL AND METHOD FOR PRODUCING THE SAME

#67 | 2022-06-09
US20220177694A1
Chemistry; metallurgy

RESIN COMPOSITION FOR FORMING MAGNETIC MEMBER AND METHOD FOR MANUFACTURING MAGNETIC MEMBER

#68 | 2022-06-09 ✅ Patent 12,295,394 granted on 2025-05-13
US20220175000A1
Human necessities

Water-soluble additive composition

#69 | 2022-05-05 ✅ Patent 11,845,880 granted on 2023-12-19
US20220135831A1
Chemistry; metallurgy

Polycyclic-olefinic compositions for low-loss films having improved thermal properties

#70 | 2022-05-05 ✅ Patent 12,325,794 granted on 2025-06-10
US20220135800A1
Chemistry; metallurgy

SILICONE RUBBER-BASED CURABLE COMPOSITION, STRUCTURE, WEARABLE DEVICE, AND METHOD FOR MANUFACTURING STRUCTURE

#71 | 2022-04-21
US20220118746A1
Performing operations; transporting

MULTILAYER FILM AND PACKAGE

#72 | 2022-04-07
US20220107447A1
Physics

OPTICAL SHEET AND OPTICAL COMPONENT

#73 | 2022-03-24 ✅ Patent 11,634,579 granted on 2023-04-25
US20220089867A1
Chemistry; metallurgy

Resin composition, molded body, optical layer, cover member and moving body

#74 | 2022-03-17
US20220082061A1
Mechanical engineering

ENGINE BLOCK, RESIN BLOCK, AND METHOD OF MANUFACTURING ENGINE BLOCK

#75 | 2022-03-10
US20220073727A1
Chemistry; metallurgy

RESIN COMPOSITION FOR SEALING, SEMICONDUCTOR DEVICE, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE

#76 | 2022-03-03
US20220064402A1
Chemistry; metallurgy

THERMOSETTING RESIN COMPOSITION FOR LDS AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

#77 | 2022-02-24
US20220055344A1
Performing operations; transporting

RESIN COMPOSITION AND METAL BASE COPPER-CLAD LAMINATE

#78 | 2022-01-27 ✅ Patent 12,006,527 granted on 2024-06-11
US20220025412A1
Chemistry; metallurgy

Coryneform bacterium transformant and method for producing 2-phenylethanol using same

#79 | 2022-01-20 ✅ Patent 12,545,747 granted on 2026-02-10
US20220017648A1
Chemistry; metallurgy

Method, Kit, and Device for Preparing Glycan from Glycoprotein

#80 | 2021-12-30 ✅ Patent 12,074,311 granted on 2024-08-27
US20210408521A1
Electricity

Method for producing carbonaceous substance-coated graphite particles

#81 | 2021-12-09
US20210384573A1
Electricity

ENCAPSULATING RESIN COMPOSITION FOR POWER DEVICE AND POWER DEVICE

#82 | 2021-09-02 ✅ Patent 12,384,902 granted on 2025-08-12
US20210269618A1
Chemistry; metallurgy

INSULATING PASTE

#83 | 2021-07-08
US20210212214A1
Electricity

METHOD OF MANUFACTURING CIRCUIT BOARD

#84 | 2021-07-08 ✅ Patent 12,325,784 granted on 2025-06-10
US20210206942A1
Chemistry; metallurgy

ELASTOMER AND MOLDED BODY

#85 | 2021-05-13 ✅ Patent 11,158,599 granted on 2021-10-26
US20210143122A1
Electricity

Method for manufacturing electronic device

#86 | 2021-04-15
US20210107260A1
Performing operations; transporting

MULTILAYER FILM AND PACKAGE

#87 | 2021-01-07 ✅ Patent 11,795,427 granted on 2023-10-24
US20210002600A1
Chemistry; metallurgy

Culture vessel and cell culture device

#88 | 2021-01-07 ✅ Patent 11,015,017 granted on 2021-05-25
US20210002414A1
Chemistry; metallurgy

Resin composition for encapsulating semiconductor, semiconductor device, and method for producing resin composition for encapsulating semiconductor

#89 | 2020-12-03 ✅ Patent 11,021,626 granted on 2021-06-01
US20200377749A1
Chemistry; metallurgy

Conductive paste

#90 | 2020-08-27 ✅ Patent 11,512,754 granted on 2022-11-29
US20200271177A1
Mechanical engineering

Phenol resin for wet friction material, phenol resin composition, and wet friction material

#91 | 2020-07-09 ✅ Patent 11,136,344 granted on 2021-10-05
US20200216484A1
Chemistry; metallurgy

Purification agent for sugar chain or glycopeptide, and use thereof

#92 | 2020-01-09
US20200011389A1
Mechanical engineering

BRAKE PAD FOR DISC BRAKE AND METHOD OF MANUFACTURING THE SAME

#93 | 2019-12-05 ✅ Patent 11,293,926 granted on 2022-04-05
US20190369105A1
Physics

Method for preparing sugar chain

#94 | 2019-11-07 ✅ Patent 10,720,375 granted on 2020-07-21
US20190341331A1
Electricity

Substrate for power module, circuit board for power module, and power module

#95 | 2019-11-07
US20190338171A1
Chemistry; metallurgy

THERMALLY CONDUCTIVE PASTE AND ELECTRONIC DEVICE

#96 | 2019-10-10 ✅ Patent 11,325,935 granted on 2022-05-10
US20190309003A1
Chemistry; metallurgy

Method for liberating sugar chain from glycoprotein

#97 | 2019-09-26 ✅ Patent 11,174,402 granted on 2021-11-16
US20190292386A1
Chemistry; metallurgy

Thermosetting resin composition for LDS, resin molded article, and three-dimensional molded interconnect device

#98 | 2019-09-19
US20190283345A1
Performing operations; transporting

METHOD FOR MANUFACTURING SANDWHICH PANEL, SANDWHICH PANEL, COMPOSITE MATERIAL SHEET, AND CURVED PANEL MEMBER

#99 | 2019-08-29
US20190264070A1
Chemistry; metallurgy

THERMALLY CONDUCTIVE PASTE AND ELECTRONIC DEVICE

#100 | 2019-08-22 ✅ Patent 10,513,579 granted on 2019-12-24
US20190256647A1
Chemistry; metallurgy

Epoxy resin composition and structure

Also check out SUMITOMO BAKELITE CO., LTD.'s (Tokyo, Japan) applicant profile with 125 patent applications submitted.

AssigneeID:

2872 ⎘