HH

Hajime Hirota

KA Kao: 20 patents #49 of 3,221Top 2%
KC Kao Soap Co.: 3 patents #28 of 203Top 15%
Overall (All Time): #186,972 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5538663 Detergent composition Hideki Kihara, Yasushi Kajihara 1996-07-23
5372744 Detergent composition Jun Kamegai, Hiromi Takamura 1994-12-13
5342611 Hair cleansing composition Takashi Komori, Yoshiyuki Eshita, Tsuyoshi Ohtomo 1994-08-30
5211941 Hair cleansing composition Takashi Komori, Yoshiyuki Eshita, Tsuyoshi Ohtomo 1993-05-18
5124077 Skin detergent composition containing a phosphate ester surfactant and a water soluble chitin derivative Yasushi Kajihara, Kenji Kaneda 1992-06-23
5057311 Low-irritation detergent composition Jun Kamegai, Hideyuki Hanazawa 1991-10-15
5035832 Mild liquid aqueous detergent compositions containing an alkylsaccharide surface active agent and a silicone derivative Hiromi Takamura, Jun Kamegai 1991-07-30
5015414 Low-irritant detergent composition containing alkyl saccharide and sulfosuccinate surfactants Jun Kamegai, Hiromi Takamura 1991-05-14
5009813 Composition for hair treatment agent Taichi Watanabe, Hidekazu Ogino, Tomohito Koshika, Naoko Moriya, Toshio Nozaki 1991-04-23
4931216 Detergent composition comprising an anionic or amphoteric surface active agent and a branched quaternary ammonium salt Sahoko Igarashi, Hidekazu Ogino 1990-06-05
4885112 Surface active secondary amidoamino acid or salt compounds Kohshiro Sotoya, Makoto Kubo, Kazuhiko Okabe, Masanobu Tanigaki, Masaji Yamanishi 1989-12-05
4876034 Secondary amidoamino acid based detergent composition Hidekazu Ogino, Sahoko Igarashi, Kohshiro Sotoya 1989-10-24
4832950 Antimicrobial suspensions and antimicrobial hair treatment compositions Susumu Takaya, Motoko Nakamura 1989-05-23
4824604 Detergent composition Kazuyuki Yahagi, Kaoru Tsujii, Yoshihisa Matsumura 1989-04-25
4803010 Water-soluble viscosity increasing agent and detergent composition containing the same Hidekazu Ogino, Hiroshi Kamitani, Jun Kamegai, Hiroki Sawada, Tomihiro Kurosaki 1989-02-07
4786494 Shampoo composition Susumu Takaya 1988-11-22
4758376 Phosphate surfactant based detergent compositions Hidekazu Ogino, Hideko Ishido, Yutaka Shibata, Sahoko Igarashi, Chizuru Fukami 1988-07-19
4717501 Pearl luster dispersion Shinichi Isoda, Hiroshi Watanabe 1988-01-05
4678598 Liquid shampoo composition Hidekazu Ogino 1987-07-07
4479893 Shampoo composition containing phosphoric acid ester and organic silicon derivative Hiroshi Watanabe 1984-10-30
4421681 Liquid detergent composition comprising ammonium alkyl sulfate, polyoxyalkylene alkyl ether and fatty acid dialkanolamide Hiroshi Watanabe 1983-12-20
4412943 Liquid detergent composition Hiroshi Watanabe 1983-11-01
4374056 Lowly irritating detergent Hiroshi Watanabe 1983-02-15