Koji Yokoi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Low-reflectance glass article and process for preparing the same
- Patent number 6,379,803
- Issue date Apr 30, 2002
- Nippon Sheet Glass Co., Ltd.
- Koichiro Nakamura
- G02 - OPTICS
Information Patent Grant
Process for producing flakes of glass
- Patent number 5,294,237
- Issue date Mar 15, 1994
- Nippon Sheet Glass Co., Ltd.
- Toshiaki Mizuno
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for producing flakes of glass
- Patent number 5,201,929
- Issue date Apr 13, 1993
- Nippon Sheet Glass Co., Ltd.
- Toshiaki Mizuno
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass fibers having low dielectric constant
- Patent number 4,824,806
- Issue date Apr 25, 1989
- Nippon Sheet Glass Co., Ltd.
- Koji Yokoi
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Black brightening flake and cosmetic preparation, coating compositi...
- Publication number 20080160198
- Publication date Jul 3, 2008
- Koji Yokoi
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Black bright pigment, and cosmetic, coating composition, resin comp...
- Publication number 20070032573
- Publication date Feb 8, 2007
- Shigeru Yanagase
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Blue-colored flake, and cosmetic, coating compostion, resin composi...
- Publication number 20060288905
- Publication date Dec 28, 2006
- Nippon Sheet Glass Company, Limited
- Takashi Hirashima
- B82 - NANO-TECHNOLOGY
Information Patent Application
Black brightening flake and cosmetic preparation, coating compositi...
- Publication number 20060283352
- Publication date Dec 21, 2006
- Koji Yokoi
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Flaky particles, and cosmetic, coating material composition, resin...
- Publication number 20050113485
- Publication date May 26, 2005
- Nippon Sheet Glass Co., Ltd.
- Koji Yokoi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Cosmetic
- Publication number 20040213820
- Publication date Oct 28, 2004
- Koji Yokoi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE