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Patents Grants
last 30 patents
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Patent Grant
Polyamic acid and method for producing same, polyamic acid solution...
Patent number
12,104,017
Issue date
Oct 1, 2024
Kaneka Corporation
Hirofumi Nakayama
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polyamic acid, polyamic acid solution, polyimide, polyimide film, l...
Patent number
11,993,678
Issue date
May 28, 2024
Kaneka Corporation
Mari Uno
B32 - LAYERED PRODUCTS
Information
Patent Grant
Poly(amic acid), poly(amic acid) solution, polyimide, polyimide fil...
Patent number
11,274,182
Issue date
Mar 15, 2022
Kaneka Corporation
Hirofumi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamide acid, polyamide acid solution, polyimide, polyimide film,...
Patent number
11,260,636
Issue date
Mar 1, 2022
Kaneka Corporation
Mari Uno
B32 - LAYERED PRODUCTS
Information
Patent Grant
Alkoxysilane-modified polyamic acid solution, laminate and flexible...
Patent number
10,155,864
Issue date
Dec 18, 2018
Kaneka Corporation
Mari Uno
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
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Patent Application
NON-THERMOPLASTIC POLYIMIDE FILM, MULTI-LAYERED POLYIMIDE FILM AND...
Publication number
20230265252
Publication date
Aug 24, 2023
Kaneka Corporation
Takahiro Sato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTI-LAYERED POLYIMIDE FILM, METAL-CLAD LAMINATE, AND METHOD FOR P...
Publication number
20230250317
Publication date
Aug 10, 2023
Kaneka Corporation
Fumiya Kono
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Patent Application
POLYAMIC ACID, POLYAMIC ACID SOLUTION, POLYIMIDE, POLYIMIDE FILM, L...
Publication number
20210024699
Publication date
Jan 28, 2021
Kaneka Corporation
Mari Uno
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYAMIC ACID AND METHOD FOR PRODUCING SAME, POLYAMIC ACID SOLUTION...
Publication number
20210009760
Publication date
Jan 14, 2021
Kaneka Corporation
Hirofumi Nakayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLY(AMIC ACID), POLY(AMIC ACID) SOLUTION, POLYIMIDE, POLYIMIDE FIL...
Publication number
20200102423
Publication date
Apr 2, 2020
KANEKA CORPORATION
Hirofumi NAKAYAMA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYAMIDE ACID, POLYAMIDE ACID SOLUTION, POLYIMIDE, POLYIMIDE FILM,...
Publication number
20190241705
Publication date
Aug 8, 2019
KANEKA CORPORATION
Mari UNO
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYAMIDE ACID, POLYIMIDE, POLYAMIDE ACID SOLUTION, POLYIMIDE LAMIN...
Publication number
20180355172
Publication date
Dec 13, 2018
KANEKA CORPORATION
Mari UNO
B82 - NANO-TECHNOLOGY
Information
Patent Application
ALKOXYSILANE-MODIFIED POLYAMIC ACID SOLUTION, LAMINATE AND FLEXIBLE...
Publication number
20170190910
Publication date
Jul 6, 2017
Kaneka Corporation
Mari Uno
B32 - LAYERED PRODUCTS