YO

Yukihiro Ohashi

KA Kao: 30 patents #8 of 3,221Top 1%
📍 Haga, JP: #1 of 5 inventorsTop 20%
Overall (All Time): #126,081 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
6878378 External skin care composition Kazuhiro Yamaki, Tomohiko Sano, Kimihiko Hori, Yutaka Takagi 2005-04-12
6746493 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2004-06-08
6689173 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2004-02-10
6648924 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2003-11-18
6623531 Hair dye composition Hajime Miyabe, Kenichi Matsunaga 2003-09-23
6616708 Hair dye composition Hajime Miyabe, Kenichi Matsunaga 2003-09-09
6616709 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2003-09-09
6607563 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2003-08-19
6605125 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2003-08-12
6592630 Hair dye composition Kenichi Matsunaga, Hajime Miyabe 2003-07-15
6547834 Hair dye composition Kenichi Matsunaga, Hajime Miyabe, Shintaro Totoki, Yoshinori Saito 2003-04-15
6475248 Hair dye composition Hajime Miyabe, Kenichi Matsunaga, Shintaro Totoki, Yoshinori Saito 2002-11-05
6451069 Hair dye composition Kenichi Matsunaga, Hajime Miyabe 2002-09-17
6329409 Amine derivatives and skin preparations for external use containing the same Taketoshi Fujimori, Kazuhiko Higuchi, Junko Ishikawa, Takashi Kitahara 2001-12-11
6171595 Skin external preparation Yasuto Suzuki, Naoko Tsuji, Shigeru Moriwaki, Yoshinori Nishizawa, Yoshinori Takema +3 more 2001-01-09
6075052 Skin external preparation Yasuto Suzuki, Naoko Tsuji, Shigeru Moriwaki, Yoshinori Nishizawa, Yoshinori Takema +3 more 2000-06-13
5801258 Amide derivatives and dermatologic preparations containing the same Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Kazue Tsukahara, Genji Imokawa 1998-09-01
5783601 External skin-care composition Masanori Tanahashi, Takahide Minami, Shinya Amano, Kouichi Niinaka 1998-07-21
5723497 Amine derivative and dermatologic preparation containing the same Yukihiro Yada, Yoshinori Takema, Taketoshi Fujimori, Akira Kawamata, Hiroyuki Ohsu +5 more 1998-03-03
5681864 Composition for external skin care Taketoshi Fujimori, Minoru Nagai, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi +5 more 1997-10-28
5659052 Amide derivatives and dermatologic preparations containing the same Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi, Kazue Tsukahara, Genji Imokawa 1997-08-19
5552445 Composition for external skin care Taketoshi Fujimori, Minoru Nagai, Akira Kawamata, Yukihiro Yada, Kazuhiko Higuchi +5 more 1996-09-03
5466442 Cholesteryl silicone derivative and cosmetic composition comprising the same Akira Kawamata 1995-11-14
5446027 Amide derivative and external skin care preparation containing the same Taketoshi Fujimori, Akira Kawamata 1995-08-29
5417967 Alcohol-modified silicone ester derivative and cosmetic compositions containing same Akira Kawamata, Yoko Kikuchi, Yuji Suzuki, Toshiyuki Suzuki, Mituo Suda 1995-05-23