YK

Yoshimichi Katagiri

Fujitsu Limited: 17 patents #1,701 of 24,456Top 7%
FI Fujifilm Business Innovation: 15 patents #580 of 5,238Top 15%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
HI Harima Chemicals, Incorporated: 1 patents #79 of 188Top 45%
NC Nippon Carbide Industries Co.: 1 patents #18 of 56Top 35%
PC Powdertech Co.: 1 patents #38 of 66Top 60%
Overall (All Time): #114,226 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5589313 Method for nonmagnetic monocomponent development Satoshi Takezawa, Yasushige Nakamura, Norio Sawatari 1996-12-31
5582950 Process for producing flash fusing color toner Kazuyuki Kishimoto, Kazuhiko Kido, Yasufumi Nakamura, Hidenori Fujioka, Masahiro Nishihata +11 more 1996-12-10
5518851 Toner Yuzo Horikoshi, Norio Sawatari 1996-05-21
5432035 Flash fixing color toner and process for producing the same Kazuyuki Kishimoto, Kazuhiko Kido, Yasufumi Nakamura, Hidenori Fujioka, Masahiro Nishihata +11 more 1995-07-11
5389485 Toner Yuzo Horikoshi, Norio Sawatari 1995-02-14
4849317 Magnetic brush developer for electrophotography Norio Sawatari, Katsuji Ebisu, Tsuneo Watanuki, Takahiro Kashikawa, Toshiaki Narusawa 1989-07-18
4699863 Electrophotographic flash fixation process employing toner having improved light absorption properties and toner therefor Norio Sawatari, Yasuo Yamagishi, Katsuji Ebisu, Toshiaki Narusawa 1987-10-13