MY

Masaaki Yamamura

KA Kao: 15 patents #96 of 3,221Top 3%
Canon: 5 patents #9,253 of 19,416Top 50%
KC Kao Soap Co.: 5 patents #16 of 203Top 8%
LG Lion Group: 3 patents #35 of 587Top 6%
DC Dainippon Screen Mfg. Co.: 2 patents #346 of 977Top 40%
NO Nippon Oil: 1 patents #392 of 773Top 55%
NC Nippon Oil & Fats Co.: 1 patents #173 of 409Top 45%
FA Fats: 1 patents #5 of 12Top 45%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Overall (All Time): #137,837 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
10895829 Image forming apparatus Jun KUWABARA, Yoshiyuki Tominaga 2021-01-19
6211141 High-density powdered detergent composition Shu Yamaguchi, Hiromitsu Hayashi, Masaki Tsumadori, Noboru Moriyama 2001-04-03
6174852 High-density powdered detergent composition Hiromitsu Hayashi, Toshiharu Noguchi, Masaki Tsumadori, Noboru Moriyama 2001-01-16
5817181 Process for forming deposited film for light-receiving member, light-received member produced by the process deposited film forming apparatus, and method for cleaning deposited film forming apparatus Ryuji Okamura, Kazuyoshi Akiyama, Hitoshi Murayama, Koji Hitsuishi, Satoshi Kojima +1 more 1998-10-06
5582944 Light receiving member Toshiyasu Shirasuna, Junichiro Hashizume, Kazuyoshi Akiyama, Shigeru Shirai 1996-12-10
5580481 Aqueous fabric softener composition, novel quaternary ammonium salt, and process for the preparation of said salt Yushi Sakata, Junichi Inokoshi, Tohru Katoh, Osamu Tachizawa, Uichiro Nishimoto +1 more 1996-12-03
5530555 Method and apparatus for recording halftone dot image with different repeating units Kazutaka Taaka 1996-06-25
5476597 Liquid softener composition, novel quaternary ammonium salt, and process for the preparation of said salt Yushi Sakata, Junichi Inokoshi, Tohru Katoh, Osamu Tachizawa, Uichiro Nishimoto +1 more 1995-12-19
5455138 Process for forming deposited film for light-receiving member, light-receiving member produced by the process, deposited film forming apparatus, and method for cleaning deposited film forming apparatus Ryuji Okamura, Kazuyoshi Akiyama, Hitoshi Murayama, Koji Hitsuishi, Satoshi Kojima +1 more 1995-10-03
5407768 Light-receiving member Kazuyoshi Akiyama, Ryuji Okamura, Koji Hitsuishi 1995-04-18
5282983 Fabric softener composition and ammonium salt Junichi Inokoshi, Kazutaka Shiratsuchi, Toru Hayase, Uichiro Nishimoto, Koshiro Sotoya +3 more 1994-02-01
5242607 Concentrated softener Junichi Inokoshi, Kazutaka Shiratsuchi, Toru Hayase 1993-09-07
5154838 Liquid softener Junichi Inokoshi, Kazutaka Shiratsuchi 1992-10-13
5059344 Bleaching composition Muneo Aoyagi, Kazuhiro Takanashi, Hiroyuki Araki, Moriyasu Murata, Kohshiro Sotoya +1 more 1991-10-22
5023003 Softener composition containing cis- and trans- isomers of ethylenically unsaturated quaternary ammonium salts Kazuhiko Okabe, Kohshiro Sotoya, Moriyasu Murata 1991-06-11
4978770 Quaternary ammonium salts of dicyano substituted teriary alkylene diamines as bleach activators Muneo Aoyagi, Kazuhiro Takanashi, Moriyasu Murata, Hiroyuki Yamada, Hiroyuki Araki +1 more 1990-12-18
4972799 Microwave plasma chemical vapor deposition apparatus for mass-producing functional deposited films Teruo Misumi, Minoru Kato 1990-11-27
4937008 Concentrated softening agent for use in clothings: quaternary ammonium salt, mono-ol, di- or tri-ol, inorganic salt and polyester Junichi Inokoshi, Tetuo Ito, Kazumitsu Furuta 1990-06-26
4933103 Bleaching composition Muneo Aoyagi, Kazuhiro Takanashi, Hiroyuki Araki, Moriyasu Murata, Kohshiro Sotoya +1 more 1990-06-12
4922332 Method of and apparatus for generating tint pattern data Hisayuki Taniguchi 1990-05-01
4915863 Bleaching composition Muneo Aoyagi, Kazuhiro Takanashi, Moriyasu Murata, Hiroyuki Yamada, Hiroyuki Araki +1 more 1990-04-10
4885102 Cloth-softening liquid composition containing quaternary ammonium compound and a polyether derivative or cationic surfactant polymer Junichi Inokoshi, Tetuo Ito, Kazumitsu Furuta, Kazuo Shimizu 1989-12-05
4470828 Aqueous coal slurry composition Shinichi Watanabe, Yasuhiro Kiyonaga, Norio Fujii 1984-09-11
4436527 Stabilizer for mixed fuels Taizo Igarashi, Toshiyuki Ukigai 1984-03-13
4339246 Mixed fuel composition Taizo Igarashi, Toshiyuki Ukigai 1982-07-13