Toru Hasegawa

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Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing alkali-free glass substrate and alkali-fre...
- Patent number 11,629,092
- Issue date Apr 18, 2023
- Nippon Electric Glass Co., Ltd.
- Masahiro Hayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for producing glass article
- Patent number 11,613,487
- Issue date Mar 28, 2023
- Nippon Electric Glass Co., Ltd.
- Toru Hasegawa
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass tube cleaning and cutting system and method for same
- Patent number 9,708,209
- Issue date Jul 18, 2017
- NIPPON ELECTRIC GLASS CO., LTD.
- Kenichi Hoshiba
- B08 - CLEANING
Information Patent Grant
Glass tube cleaning and cutting device and method for same
- Patent number 9,388,068
- Issue date Jul 12, 2016
- Nippon Electric Glass Co., Ltd.
- Kenichi Hoshiba
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING GLASS ARTICLE
- Publication number 20210122658
- Publication date Apr 29, 2021
- Nippon Electric Glass Co., Ltd.
- Toru HASEGAWA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR PRODUCING GLASS ARTICLE AND GLASS-MELTING FURNACE
- Publication number 20200331789
- Publication date Oct 22, 2020
- Nippon Electric Glass Co., Ltd.
- Toru SAKURABAYASHI
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING ALKALI-FREE GLASS SUBSTRATE AND ALKALI-FRE...
- Publication number 20200199012
- Publication date Jun 25, 2020
- NIPPON ELECTRIC GLASS CO., LTD.
- Masahiro HAYASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING ALKALI-FREE GLASS SUBSTRATE
- Publication number 20200140314
- Publication date May 7, 2020
- NIPPON ELECTRIC GLASS CO., LTD.
- Masahiro TOMAMOTO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
GLASS TUBE CLEANING AND CUTTING SYSTEM AND METHOD FOR SAME
- Publication number 20150020659
- Publication date Jan 22, 2015
- NIPPON ELECTRIC GLASS CO., LTD.
- Kenichi Hoshiba
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
GLASS TUBE CLEANING AND CUTTING DEVICE AND METHOD FOR SAME
- Publication number 20140366693
- Publication date Dec 18, 2014
- Kenichi Hoshiba
- B08 - CLEANING