RK

Ryoji Kawasaki

KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
NE Nec: 5 patents #2,830 of 14,502Top 20%
NT NTT: 3 patents #1,627 of 4,871Top 35%
NP Nippon Telegraph And Telephone Public: 2 patents #129 of 842Top 20%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Overall (All Time): #846,691 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9829827 Developer container and image forming apparatus Masatoshi Arai 2017-11-28
4991198 Interconnection control method in cordless telephone system Kazuyuki Tate, Noboru Saegusa, Yukihiro Shimura, Syoji Huse, Koji Ono 1991-02-05
4876708 Cordless telephone system Noboru Saegusa, Toshihiro Hara, Kazuyuki Tate, Syoji Huse, Koji Ono 1989-10-24
4875231 Radio telephone system Toshihiro Hara, Akio Yotsutani, Kazuyuki Tate, Syoji Huse, Koji Ono 1989-10-17
4736461 Method of transmitting terminating call signals within a restricted duration and a base station and a portable unit for use in the same Kazuhiro Yoshizawa, Akio Yotsutani, Noboru Saegusa, Koichi Ito, Syozi Huse 1988-04-05
4679244 Method of transmitting terminating call signals within a restricted duration and a base station and a portable unit for use in the same Kazuhiro Yoshizawa, Akio Yotsutani, Noboru Saegusa, Koichi Ito, Syozi Huse 1987-07-07