Hironori Oguma

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for the production of glass product
- Patent number 6,312,317
- Issue date Nov 6, 2001
- Hoya Corporation
- Hironori Oguma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass for near absorption filter and near infrared absorption filte...
- Patent number 6,225,244
- Issue date May 1, 2001
- Hoya Corporation
- Hironori Oguma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for the production of glass product
- Patent number 6,093,484
- Issue date Jul 25, 2000
- Hoya Corporation
- Hironori Oguma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Near infrared absorption filter glass
- Patent number 5,668,066
- Issue date Sep 16, 1997
- Hoya Corporation
- Hironori Oguma
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL GLASS, NEAR-INFRARED CUT FILTER, GLASS ELEMENT FOR PRESS MO...
- Publication number 20240092683
- Publication date Mar 21, 2024
- HOYA CORPORATION
- Katsuyuki MUKOGAWA
- C03 - GLASS MINERAL OR SLAG WOOL