TK

Tsutomu Kubo

FI Fujifilm Business Innovation: 17 patents #476 of 5,238Top 10%
NT NTT: 4 patents #1,310 of 4,871Top 30%
MC Mita Industrial Co.: 2 patents #508 of 891Top 60%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
TO Toshiba: 2 patents #606 of 2,688Top 25%
TE Tokyo Shibaura Electric: 2 patents #32 of 337Top 10%
YE Yaskawa Electric: 2 patents #368 of 1,006Top 40%
KM Kyocera Mita: 2 patents #289 of 763Top 40%
MO Morisawa: 1 patents #6 of 13Top 50%
Overall (All Time): #101,740 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5312710 Electrophotographic toner and process for producing the same Kazufumi Tomita, Yoshihiro Inaba, Koichi Takashima, Izuru Matsui 1994-05-17
5063133 Electrophotographic developing system comprising toner having specific particle size distribution Kazuo Terao, Takashi Yamamuro, Masashi Kajimoto, Kazuhiko Tsukagoshi 1991-11-05
4837632 Video encoding apparatus including movement compensation Kenichi Asano, Hiroaki Kikuchi, Mitsuyoshi Suzuki 1989-06-06
4769826 Video encoding apparatus Kenichi Asano, Hiroaki Kikuchi, Mitsuyoshi Suzuki 1988-09-06
4707428 Electrostatic latent image developing method Kazuo Terao, Nobuo Hyakutake, Hidekiyo Tachibana, Jun-ichi Hama, Touru Teshigawara +1 more 1987-11-17
4266503 Apparatus for forming a cloud of toner particles Tsutomu Uehara, Toshihiko Oguchi, Yukio Suzuki, Toshiharu Nakagawa, Ichiyoshi Saito 1981-05-12
4233935 Magnetic brush apparatus for electrostatic printing system Tsutomu Uehara, Toshihiko Oguchi, Yukio Suzuki 1980-11-18
4221554 Method and apparatus for forming spherical particles of thermoplastic material Toshihiko Oguchi, Ichiyoshi Saito, Tsuyoshi Ueno 1980-09-09
4212837 Method and apparatus for forming spherical particles of thermoplastic material Toshihiko Oguchi, Ichiyoshi Saito, Tsuyoshi Ueno 1980-07-15