Assignee profile:

KCTECH CO., LTD.

City:

Gyeonggi-do

Country:

South Korea

Published Applications:

57

Last publication date:

2026-03-19

Patent Grants:

24

Last grant date:

2026-06-02

Top Inventors for applications by KCTECH CO., LTD.

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

Recent patent applications by KCTECH CO., LTD.

KCTECH CO., LTD. based in Gyeonggi-do, KR has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-03-19
US20260082856A1
Electricity

SUBSTRATE TREATMENT LINE

#2 | 2026-03-12
US20260070186A1
Performing operations; transporting

MEMBRANE AND SUBSTRATE POLISHING DEVICE INCLUDING THE SAME

#3 | 2025-12-25
US20250387876A1
Performing operations; transporting

CONDITIONING APPARATUS FOR CONDITIONING POLISHING PAD

#4 | 2025-10-09
US20250312888A1
Performing operations; transporting

SUBSTRATE PROCESSING SYSTEM

#5 | 2025-10-02
US20250304822A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR CHEMICAL MECHANICAL POLISHING

#6 | 2025-09-18
US20250290013A1
Chemistry; metallurgy

CLEANING SOLUTION COMPOSITION USED AFTER METAL FILM POLISHING

#7 | 2025-05-08
US20250145859A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR CHEMICAL MECHANICAL POLISHING

#8 | 2025-05-08
US20250145858A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR POLISHING METAL FILM

#9 | 2025-01-02 ✅ Patent 12,644,017 granted on 2026-06-02
US20250002755A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR METAL POLISHING

#10 | 2024-11-14
US20240375242A1
Performing operations; transporting

METHOD FOR DISCRIMINATING WAFER REGION AND WAFER REGION DISCRIMINATION APPARATUS FOR PERFORMING THE SAME

#11 | 2024-08-29
US20240286243A1
Performing operations; transporting

SUBSTRATE POLISHING APPARATUS

#12 | 2024-08-29
US20240286176A1
Performing operations; transporting

SUBSTRATE CLEANING APPARATUS

#13 | 2024-05-16 ✅ Patent 12,528,974 granted on 2026-01-20
US20240158667A1
Chemistry; metallurgy

POLISHING SLURRY COMPOSITION

#14 | 2024-02-29
US20240066657A1
Performing operations; transporting

CONTROL METHOD, CONTROL APPARATUS, TRAINING METHOD, AND TRAINING APPARATUS BASED ON THICKNESS ESTIMATION OF WAFER SUBSTRATE

#15 | 2023-12-14 ✅ Patent 12,615,987 granted on 2026-04-28
US20230402297A1
Electricity

Substrate processing apparatus and system including the same

#16 | 2023-10-26
US20230339070A1
Performing operations; transporting

HIGH-PRECISION SUBSTRATE POLISHING SYSTEM

#17 | 2023-08-17 ✅ Patent 12,451,370 granted on 2025-10-21
US20230260806A1
Electricity

SUBSTRATE PROCESSING SYSTEM WITH VERTICAL ARRANGEMENT STRUCTURE

#18 | 2023-08-17
US20230256559A1
Performing operations; transporting

SUBSTRATE POLISHING SYSTEM AND SUBSTRATE POLISHING METHOD

#19 | 2023-07-06
US20230212429A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR METAL FILM FOR CONTACT PROCESS

#20 | 2023-06-22
US20230193071A1
Chemistry; metallurgy

SURFACE TREATMENT AGENT FOR ORGANIC-INORGANIC HYBRID COMPOSITION

#21 | 2023-05-04
US20230136640A1
Chemistry; metallurgy

POLISHING SLURRY COMPOSITION

#22 | 2023-03-09 ✅ Patent 12,428,584 granted on 2025-09-30
US20230072716A1
Chemistry; metallurgy

CERIUM OXIDE ABRASIVE PARTICLES AND POLISHING SLURRY COMPOSITION

#23 | 2023-03-02 ✅ Patent 12,186,900 granted on 2025-01-07
US20230065885A1
Performing operations; transporting

Substrate cleaning line and substrate cleaning system comprising the same

#24 | 2023-03-02
US20230061965A1
Electricity

SUBSTRATE TREATMENT LINE

#25 | 2023-02-02 ✅ Patent 12,448,542 granted on 2025-10-21
US20230033789A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR POLISHING ORGANIC FILM

#26 | 2023-01-26 ✅ Patent 12,503,622 granted on 2025-12-23
US20230025469A1
Electricity

CERIUM-BASED PARTICLE AND POLISHING SLURRY COMPOSITION INCLUDING THE SAME

#27 | 2023-01-05 ✅ Patent 11,701,693 granted on 2023-07-18
US20230001462A1
Performing operations; transporting

Substrate processing device comprising door unit having inclined surface

#28 | 2022-09-29
US20220305611A1
Performing operations; transporting

SUBSTRATE POLISHING SYSTEM AND SUBSTRATE POLISHING METHOD

#29 | 2022-09-01 ✅ Patent 12,394,627 granted on 2025-08-19
US20220277963A1
Electricity

SUBSTRATE POLISHING SYSTEM

#30 | 2022-09-01
US20220274264A1
Performing operations; transporting

SUBSTRATE TRANSFERRING SYSTEM

#31 | 2022-09-01
US20220274228A1
Performing operations; transporting

SUBSTRATE POLISHING SYSTEM

#32 | 2022-08-25
US20220266415A1
Performing operations; transporting

SUBSTRATE POLISHING APPARATUS

#33 | 2022-06-23 ✅ Patent 12,187,919 granted on 2025-01-07
US20220195243A1
Chemistry; metallurgy

Polishing slurry composition

#34 | 2022-06-09 ✅ Patent 12,031,062 granted on 2024-07-09
US20220177727A1
Chemistry; metallurgy

Polishing slurry composition for sti process

#35 | 2022-05-12 ✅ Patent 12,091,636 granted on 2024-09-17
US20220145216A1
Chemistry; metallurgy

Composition for dissolving abrasive particles and cleaning method using the same

#36 | 2022-04-28
US20220127495A1
Chemistry; metallurgy

POLISHING SLURRY COMPOSITION

#37 | 2022-04-28 ✅ Patent 11,883,857 granted on 2024-01-30
US20220126328A1
Performing operations; transporting

Cleaning solution detection device

#38 | 2022-04-21 ✅ Patent 12,305,079 granted on 2025-05-20
US20220119679A1
Chemistry; metallurgy

CMP slurry composition for polishing polycrystalline silicon and polishing method using same

#39 | 2022-04-14
US20220111486A1
Performing operations; transporting

SUBSTRATE PROCESSING SYSTEM

#40 | 2022-04-14
US20220111485A1
Performing operations; transporting

SUBSTRATE PROCESSING SYSTEM

#41 | 2022-03-03
US20220064489A1
Chemistry; metallurgy

POLISHING SLURRY COMPOSITION

#42 | 2022-03-03 ✅ Patent 12,247,141 granted on 2025-03-11
US20220064488A1
Chemistry; metallurgy

Polishing slurry composition

#43 | 2022-02-24 ✅ Patent 11,845,912 granted on 2023-12-19
US20220056373A1
Chemistry; metallurgy

Cleaning liquid composition and cleaning method using same

#44 | 2022-01-27 ✅ Patent 11,732,217 granted on 2023-08-22
US20220025299A1
Chemistry; metallurgy

Cleaning solution composition and cleaning method using the same

#45 | 2021-12-09 ✅ Patent 12,037,516 granted on 2024-07-16
US20210380842A1
Chemistry; metallurgy

Polishing slurry composition and method for producing same

#46 | 2021-09-02
US20210269675A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR CHEMICAL MECHANICAL POLISHING

#47 | 2021-06-24 ✅ Patent 11,332,641 granted on 2022-05-17
US20210189178A1
Chemistry; metallurgy

Polishing slurry composition enabling implementation of multi-selectivity

#48 | 2021-06-17
US20210179891A1
Chemistry; metallurgy

POLISHING SLURRY COMPOSITION FOR SHALLOW TRENCH ISOLATION PROCESS

#49 | 2021-06-03
US20210163785A1
Chemistry; metallurgy

POLISHING SLURRY COMPOSITION FOR STI PROCESS

#50 | 2021-04-22 ✅ Patent 11,919,122 granted on 2024-03-05
US20210114163A1
Performing operations; transporting

Polishing head, substrate processing apparatus including the same and processing method of substrate using the same

#51 | 2021-03-18 ✅ Patent 11,384,255 granted on 2022-07-12
US20210079262A1
Chemistry; metallurgy

Polishing slurry composition for STI process

#52 | 2021-01-14
US20210009859A1
Chemistry; metallurgy

CHEMICAL MECHANICAL POLISHING SLURRY COMPOSITION FOR POLISHING MULTIPLE FILMS AND POLISHING METHOD USING THE SAME

#53 | 2020-12-17
US20200391259A1
Performing operations; transporting

SUBSTRATE HOLDER AND SUBSTRATE SUPPORT DEVICE INCLUDING THE SUBSTRATE HOLDER

#54 | 2020-09-24 ✅ Patent 11,592,342 granted on 2023-02-28
US20200300716A1
Physics

Temperature detection device

#55 | 2020-01-02 ✅ Patent 11,279,851 granted on 2022-03-22
US20200002573A1
Chemistry; metallurgy

Polishing slurry composition

#56 | 2019-10-17
US20190316003A1
Chemistry; metallurgy

SLURRY COMPOSITION FOR POLISHING HIGH STEPPED REGION

#57 | 2019-07-11
US20190211245A1
Chemistry; metallurgy

SURFACE-MODIFIED COLLOIDAL CERIA ABRASIVE PARTICLES, PREPARATION METHOD THEREFOR, AND POLISHING SLURRY COMPOSITION CONTAINING SAME

Also check out KCTECH CO., LTD.'s (Gyeonggi-do, South Korea) applicant profile with 35 patent applications submitted.

AssigneeID:

150771 ⎘