Yoshihisa Ishiba

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens for safety glasses
- Patent number 7,901,074
- Issue date Mar 8, 2011
- Yamamoto Kogaku Co., Ltd.
- Tamenobu Yamamoto
- G02 - OPTICS
Information Patent Grant
Sports goggle
- Patent number 7,192,137
- Issue date Mar 20, 2007
- Yamamoto Kogaku Co., Ltd.
- Fumio Ishibashi
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Device for assisting a person in rescue operations under hazardous...
- Patent number 7,170,058
- Issue date Jan 30, 2007
- Sharp Corporation
- Naoki Miyano
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Swimming goggles
- Patent number 6,810,536
- Issue date Nov 2, 2004
- Yamamoto Kogaku Co., Ltd.
- Tamenobu Yamamoto
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Polarizing optical article
- Patent number 6,659,608
- Issue date Dec 9, 2003
- Yamamoto Kogaku Co., Ltd.
- Tamenobu Yamamoto
- G02 - OPTICS
Information Patent Grant
Eyeglass lens and molded material of synthetic resin having transmi...
- Patent number 5,922,246
- Issue date Jul 13, 1999
- Kyowa Hakko Kogyo Co., Ltd.
- Shoshiro Matsushita
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Lens for Safety Glasses
- Publication number 20070285615
- Publication date Dec 13, 2007
- YAMAMOTO KOGAKU CO., LTD.
- Tamenobu Yamamoto
- G02 - OPTICS
Information Patent Application
Sports goggle
- Publication number 20050225867
- Publication date Oct 13, 2005
- YAMAMOTO KOGAKU CO., LTD.
- Fumio Ishibashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Device for assisting a person in rescue operations under hazardous...
- Publication number 20050167590
- Publication date Aug 4, 2005
- Sharp Corporation
- Naoki Miyano
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Swimming goggles
- Publication number 20020178491
- Publication date Dec 5, 2002
- YAMAMOTO KOGAKU CO., LTD.
- Tamenobu Yamamoto
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Polarizing optical article
- Publication number 20020135735
- Publication date Sep 26, 2002
- Tamenobu Yamamoto
- B32 - LAYERED PRODUCTS