Keiko Nishida

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Goggles
- Patent number 6,865,753
- Issue date Mar 15, 2005
- Yamamoto Kogaku Co., Ltd.
- Keiko Nishida
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Length adjusting mechanism of goggles
- Patent number 6,845,521
- Issue date Jan 25, 2005
- Yamamoto Kogaku Co., Ltd.
- Katsuya Takeshi
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Goggles
- Publication number 20030093854
- Publication date May 22, 2003
- YAMAMOTO KOGAKU CO., LTD.
- Keiko Nishida
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Length adjusting mechanism of goggles
- Publication number 20020194669
- Publication date Dec 26, 2002
- YAMAMOTO KOGAKU CO., LTD.
- Katsuya Takeshi
- A63 - SPORTS GAMES AMUSEMENTS