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Hiroyuki Okawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cover glass and glass laminate
Patent number
11,286,201
Issue date
Mar 29, 2022
AGC Inc.
Kazunobu Maeshige
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for impact-testing chemically strengthened glass, method for...
Patent number
9,470,614
Issue date
Oct 18, 2016
Asahi Glass Company, Limited
Hiroyuki Okawa
G01 - MEASURING TESTING
Information
Patent Grant
Container having slit valve
Patent number
5,897,033
Issue date
Apr 27, 1999
Yoshino Kogyosho Co., Ltd.
Hiroyuki Okawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
COVER GLASS AND GLASS LAMINATE
Publication number
20180215659
Publication date
Aug 2, 2018
ASAHI GLASS COMPANY, LIMITED
Kazunobu MAESHIGE
B32 - LAYERED PRODUCTS
Information
Patent Application
CHEMICALLY STRENGTHENED GLASS PLATE, COVER GLASS, CHEMICALLY STRENG...
Publication number
20150147538
Publication date
May 28, 2015
Asahi Glass Company, Limited
Masayuki ISHIMARU
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR IMPACT-TESTING CHEMICALLY STRENGTHENED GLASS, METHOD FOR...
Publication number
20140150525
Publication date
Jun 5, 2014
Asahi Glass Company, Limited
Hiroyuki Okawa
G01 - MEASURING TESTING