YM

Yasuo Matsumura

FI Fujifilm Business Innovation: 87 patents #693 of 1,659Top 45%
NC Nippon Petrochemicals, Co.: 36 patents #4 of 359Top 2%
TI Texas Instruments: 3 patents #4,047 of 12,488Top 35%
KS Kabushiki Kaisha Sangi: 1 patents #21 of 39Top 55%
HK Honda Giken Koygo: 1 patents #31 of 356Top 9%
SL Suntory Holdings Limited: 1 patents #406 of 846Top 50%
KU Keio University: 1 patents #190 of 781Top 25%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
JE Jx Nippon Oil & Energy: 1 patents #195 of 416Top 50%
Overall (All Time): #8,295 of 4,157,543Top 1%
131
Patents All Time

Issued Patents All Time

Showing 76–100 of 131 patents

Patent #TitleCo-InventorsDate
6320086 Method for producing trimethylhydroquinone Kazuharu Suyama, Noboru Kiyota, Tomohiro Konishi 2001-11-20
6211418 Method for producing trimethylhydroquinone Kazuharu Suyama, Noboru Kiyota, Tomohiro Konishi 2001-04-03
6153346 Electrostatic image developing toner, process for the production thereof, electrostatic image developer and process for the formation of image Hideo Maehata, Shuji Sato, Yasuo Kadokura, Masaaki Suwabe, Hisae Yoshizawa +1 more 2000-11-28
6132921 Toner for electrostatic-charged image developer and production method thereof, electrostatic-charged image developer, and image-forming process Takao Ishiyama, Manabu Serizawa, Takeshi Shoji, Yukiko Watanabe 2000-10-17
6096465 Toner for developing electrostatic latent image, method for manufacturing the same, developer and method for forming image Yasuo Kadokura, Hisae Ishikawa, Shuji Sato, Masaaki Suwabe 2000-08-01
6080519 Toner for developing electrostatic charge and process for producing same, developer and process for forming image Takao Ishiyama, Manabu Serizawa, Atsuhiko Eguchi, Takeshi Shoji 2000-06-27
6022662 Toner for developing electrostatic images, method of producing toner for developing electrostatic images, electrostatic image developer Manabu Serizawa, Masaaki Suwabe, Shuji Sato, Yasuo Kadokura, Hisao Morijiri +2 more 2000-02-08
5998078 Method of preparing toner for electrostatic charge image development, toner for electrostatic charge image development, electrostatic charge image developer, and image forming method Masaaki Suwabe, Manabu Serizawa, Shuji Sato, Yasuo Kadokura, Hisao Morijiri +2 more 1999-12-07
5985501 Toner for developing electrostatic charge image, method of preparing the toner, developer for electrostatic charge image and image formation method Shuji Sato, Manabu Serizawa, Masaaki Suwabe, Yasuo Kadokura, Hisao Morijiri +4 more 1999-11-16
5910389 Method for producing toner for developing images of electrostatic charge, toner for developing images of electrostatic charge, developer for images of electrostatic charge and method for forming images Manabu Serizawa, Masaaki Suwabe, Shuji Sato, Yasuo Kadokura, Hisao Morijiri +2 more 1999-06-08
5889046 Method for preventing or alleviating cerebral apoplexy Kengo Akimoto, Shiro Morimoto, Hajime Yoshizumi, Tetsuo Murakami 1999-03-30
5888687 Toner for developing electrostatic charge image, production method thereof, and image formation method Manabu Serizawa, Masaaki Suwabe, Shuji Sato, Yasuo Kadokura 1999-03-30
5849456 Toner for developing electrostatic charge image, production method thereof, and image formation method Manabu Serizawa, Masaaki Suwabe, Shuji Sato, Yasuo Kadokura 1998-12-15
5723708 Method for producing cyclopentadienes Kazuharu Suyama, Yoshihisa Inomata 1998-03-03
5647314 Suction silencer apparatus Kazuo Hashiba, Seijiro Sone 1997-07-15
5436402 Method for preparing p-isobutylstyrene Isoo Shimizu, Yuichi Tokumoto, Kazumichi Uchida 1995-07-25
5425122 Synthetic resin optical transmission medium and its preparation method Shogo Miyata, Kanji Kusada, Kaede Terauchi 1995-06-13
5378776 Method for preparing optical polymer with radial transition in refractive index Shogo Miyata, Kanji Kusada, Kaede Terauchi 1995-01-03
5362596 Carrier for developing electrostatic latent image and process for producing the same Hiroshi Takano, Masahiro Takagi, Mamoru Yoshimura 1994-11-08
5275902 Developer composition for electrophotography Masahiro Takagi, Masaaki Usami 1994-01-04
5260477 Method for preparing alpha-(4-isobutylphenyl)propionic acid or its precursor Isoo Shimizu, Yuichi Tokumoto, Kazumichi Uchida 1993-11-09
5256511 Carrier for developing electrostatic latent image and process for producing the same Hiroshi Takano, Masahiro Takagi, Mamoru Yoshimura 1993-10-26
5221766 Method for producing .alpha.-(p-isobutylphenyl) propionic acid Isoo Shimizu 1993-06-22
5155000 Toner composition containing TiO.sub.2 particles Takayoshi Aoki, Masayuki Takeda, Chiaki Suzuki, Ikutaroh Nagatsuka 1992-10-13
5148786 Air intake system arrangement of motorcar engine Atsushi Niimi 1992-09-22