KY

Kazuyuki Yazaki

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #1,034,759 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7029816 Electrographic image formation method Fumihiro Sasaki, Mitsuo Aoki, Yasuaki Iwamoto, Naohito Shimota, Hiroaki Matsuda +5 more 2006-04-18
6887636 Toner for two-component developer, image forming method and device for developing electrostatic latent image Hiroaki Matsuda, Takayuki Koike, Koji Suzuki, Tadashi Kasai, Yutaka Takahashi +3 more 2005-05-03
6790575 Two-component developer, image forming apparatus, and image forming method Fumihiro Sasaki, Hiroaki Matsuda, Bing Shu, Maiko Kondo, Hiroshi Nakai +5 more 2004-09-14
6503681 Process for the production of toner for developing electrostatic image Nobuyasu Makino, Tomotsugu Miyamoto, Mitsuyoshi Izu, Ryoichi Ito, Yasuaki Iwamoto 2003-01-07
6368765 Method of producing toner for developing latent electrostatic images Mitsuyoshi Izu, Nobuyasu Makino, Tomotsugu Miyamoto, Yasuaki Iwamoto, Ryoichi Ito 2002-04-09