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Matsudo-city, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Release film and method of manufacturing release film
Patent number
12,112,957
Issue date
Oct 8, 2024
KOBAYASHI & CO., LTD.
Keisuke Sakai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Mold-release film
Patent number
11,919,205
Issue date
Mar 5, 2024
KOBAYASHI & CO., LTD.
Keisuke Sakai
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Release film and method of manufacturing release film
Patent number
11,920,012
Issue date
Mar 5, 2024
KOBAYASHI & CO., LTD.
Keisuke Sakai
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
MOLD-RELEASE FILM
Publication number
20230054528
Publication date
Feb 23, 2023
KOBAYASHI & CO.,LTD.
Keisuke SAKAI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RELEASE FILM AND METHOD FOR MANUFACTURING RELEASE FILM
Publication number
20220396011
Publication date
Dec 15, 2022
KOBAYASHI & CO., LTD.
Keisuke SAKAI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
FILM AND METHOD OF MANUFACTURING FLUORORESIN COMPOSITION
Publication number
20220162479
Publication date
May 26, 2022
KOBAYASHI & CO.,LTD.
Keisuke SAKAI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMBINATION OF MOLD AND RELEASE FILM, RELEASE FILM, MOLD, AND METHO...
Publication number
20220152882
Publication date
May 19, 2022
KOBAYASHI & CO.,LTD.
Keisuke SAKAI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RELEASE FILM AND METHOD OF MANUFACTURING RELEASE FILM
Publication number
20210253815
Publication date
Aug 19, 2021
KOBAYASHI & CO.,LTD.
Keisuke SAKAI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
RELEASE FILM AND METHOD OF MANUFACTURING RELEASE FILM
Publication number
20210257228
Publication date
Aug 19, 2021
KOBAYASHI & CO.,LTD.
Keisuke SAKAI
H01 - BASIC ELECTRIC ELEMENTS