EO

Eiji Ogata

SD Showa Denko: 7 patents #13 of 593Top 3%
SK Showa Denko K.K.: 4 patents #353 of 1,736Top 25%
KC Konishi Chemical Ind. Co.: 4 patents #3 of 13Top 25%
LP Lenovo (Singapore) Pte.: 2 patents #509 of 1,301Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
HS Hitachi Global Life Solutions: 1 patents #8 of 26Top 35%
TC Tohoku Munekata Co.: 1 patents #6 of 27Top 25%
Overall (All Time): #179,481 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12385679 Refrigerant quantity diagnosis device, refrigerant system, and refrigerant quantity diagnosis method Yoko Kokugan, Hiroshi Kusumoto, Keiko Oka, Hisae Shibuya, Noriyuki Tokura +2 more 2025-08-12
10740874 Apparatus, method and computer program product for oriented input operations Kazuo Matsumoto, Setsuko Kawakami, Tsutomu Mitsuhashi, Yoshihiro Amenomiya 2020-08-11
8278350 Agent for skin external use containing salt of ascorbic acid derivative, method for stabilizing the agent for skin external use, and stabilizer Eiko Kato, Tadashi Yoneda 2012-10-02
7575442 Multilayer wiring substrate Kazunori Omori, Koichi Namimatsu, Kazunari Fukagawa 2009-08-18
7456321 Process for producing high-purity 4,4′-dihydroxydiphenyl sulfone Fumio Oi, Norio Yanase, Nobuyuki Nate 2008-11-25
7290276 Information processing apparatus for secure information recovery 2007-10-30
6635253 Composition for enhancing immunological effects Shinobu Ito 2003-10-21
6437002 Agent for preventing and treating skin diseases Shinobu Ito, Hiroshi Ikeno 2002-08-20
6420419 L-ascorbic acid 2-phosphate zinc salt and process for manufacturing the same Masahiro Suzuki, Toshi Tsuzuki, Shinobu Ito 2002-07-16
6299912 Preparation for administration to animals and feeding method thereof Shinobu Ito, Kuniaki Shimbo 2001-10-09
6127409 Ascorbic acid derivative and vitamin C preparation containing the same Masahiro Suzuki, Toshi Tsuzuki, Shinobu Ito 2000-10-03
6046181 Highly purified tocopheryl phosphate, process for producing the same, analytical method therefor and cosmetic Yutaka Oonishi, Tsutomu Nozawa, Takami Ooe, Keisuke Mano, Naoaki Misu +2 more 2000-04-04
6022867 Method of administering vitamin E to animals and compositions containing tocopheryl phosphates and salts thereof for animals Shinobu Ito 2000-02-08
5965750 High- purity tocopherol phosphates, process for the preparation thereof, methods for analysis thereof, and cosmetics Yutaka Oonishi, Tsutomu Nozawa, Takami Ooe, Keisuke Mano, Naoaki Misu +2 more 1999-10-12
5937790 Anti-stress agent for animals and a method of reducing stress in animals Shinobu Ito, Masahiro Yamada 1999-08-17
5869525 Ascorbic acid drugs for intracerebral administration Shinobu Ito, Nobuhiko Miwa 1999-02-09
5596128 Sulfonating agent and sulfonation process Norio Yanase, Takayuki Kitahara 1997-01-21
5419865 Plastic molding method Shokichi Seki 1995-05-30
5241121 Process for preparation of 4,4'-dihydroxydiphenylsulfone Nobuyuki Nate, Kazuo Hamano 1993-08-31
5189223 Process for preparation of 4,4'-dihydroxydiphenylsulfone Nobuyuki Nate 1993-02-23
5097074 Process for purifying 4,4'-dihydroxydiphenylsulfone Koji Ono 1992-03-17
4820831 Process for preparing 4,4'-dihydroxydiphenyl sulfone having high purity Koji Ono, Nobuyuki Nate 1989-04-11
4558161 Process for preparing halo-substituted diarylsulfones Yukichi Morita, Koji Ono, Osamu Manabe 1985-12-10