TK

Tsutomu Kawai

Canon: 15 patents #4,433 of 19,416Top 25%
EL Efuti Giken Company Limited: 6 patents #1 of 1Top 100%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
FC Funai Electric Co.: 4 patents #263 of 943Top 30%
NK Nsk-Warner K.K.: 4 patents #47 of 206Top 25%
Kawasaki: 4 patents #556 of 2,943Top 20%
KC Kitagawa Industries Co.: 3 patents #35 of 112Top 35%
KC Kuraray Co.: 3 patents #492 of 1,827Top 30%
KI Kawasaki Heavy Industries: 2 patents #1 of 33Top 4%
HH Hitachi High-Technologies: 2 patents #968 of 1,917Top 55%
SO Sony: 1 patents #17,262 of 25,231Top 70%
TC Taiho Pharmaceutical Co.: 1 patents #236 of 484Top 50%
KC Kitigawa Industries, Co.: 1 patents #2 of 11Top 20%
Overall (All Time): #60,436 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
6062683 Container for safekeeping ink cartridge Hideaki Kawakami, Tetsuo Suzuki, Junichi Asano, Shoji Kikuchi, Masahiro Taniguro +9 more 2000-05-16
6043866 Carrier sheet and original reading apparatus Shinya Asano, Hiroshi Nakai, Hiroyuki Tanaka 2000-03-28
6021286 Image forming apparatus Masakazu Kinoshita, Hidenori Fujioka, Hitohiro Maeda 2000-02-01
5987280 Developing device for electrostatic latent image Kunihiko Sato, Kenji Fuke, Eiji Suzuki, Shozo Tonai, Yoshihiro Tonomoto +3 more 1999-11-16
5980132 Image forming apparatus with means for maintaining constant distance between recording head and recording sheet 1999-11-09
5946523 Printing apparatus Hidenori Fujioka, Kazuhiko Hamazoe, Masakazu Kinoshita, Masahiro Wanou, Youji Houki +8 more 1999-08-31
5903401 Reading unit and recording apparatus capable of mounting such reading unit thereon Hiroyuki Tanaka, Shinya Asano, Kenji Kawazoe, Hideo Fukazawa 1999-05-11
5892523 Reading unit and printing apparatus capable of mounting such reading unit thereon Hiroyuki Tanaka, Shinya Asano, Tetsuji Kurata 1999-04-06
5880852 Reading unit and recording apparatus on which the reading unit is mountable Shinya Asano, Kazuya Iwata, Hiroyuki Tanaka 1999-03-09
5621450 Container for receiving ink jet cartridge for an ink jet recording apparatus Akira Miyakawa, Hideki Yamaguchi, Hitoshi Nakamura 1997-04-15
5617192 Multicolor electrostatic recording apparatus and electrostatic latent image recording apparatus used therefor Yoshihiro Tonomoto, Kenji Fuke, Katsumi Sugimoto, Eiji Suzuki, Keiko Tonai +4 more 1997-04-01
5606354 Recovery mechanism for adjustable ink jet head Toshihiko Bekki, Hideo Fukazawa, Atsushi Arai 1997-02-25
5373936 Storage container Akira Miyakawa, Hideki Yamaguchi, Hitoshi Nakamura, Hisashi Morioka 1994-12-20
5258371 Method to reduce connective tissue destruction Lorne M. Golub, Nangavarum S. Ramamurthy, Thomas F. McNamara, Robert A. Greenwald, Takashi Hamasaki +4 more 1993-11-02
5032680 2'-deoxy-5-fluorouridine derivatives Fumio Mori, Setsuo Takeda, Hitoshi Saito, Norio Unemi 1991-07-16
D272620 Tape cassette 1984-02-14
4410920 Unitary mounting means for the tape handling components of a VTR 1983-10-18
4353101 Video tape recorder 1982-10-05
4349852 Sound-dubbing mechanism for a video tape recorder 1982-09-14
4343024 Device for detecting tape end of magnetic recording apparatus 1982-08-03
4331988 Cassette base for a video tape recorder 1982-05-25
D263583 Video tape recorder 1982-03-30