TM

Tsutomu Matsumoto

JT Jtekt: 8 patents #189 of 1,969Top 10%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
TK Toyoda Koki Kabushiki Kaisha: 4 patents #108 of 674Top 20%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
NT NTT: 1 patents #2,911 of 4,871Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
AM Amano: 1 patents #20 of 70Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
YU Yokohama National University: 1 patents #11 of 55Top 20%
Overall (All Time): #115,568 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
12259830 Device and method Yosuke Maekawa, Camille Gay 2025-03-25
11189974 Connector system, connector, and connection method Yoshikazu Isoyama, Yoichi Hata 2021-11-30
11084375 Drive force transmission apparatus Tomohiro Nozu, Tomoaki Kato, Akiyoshi Kakita, Kenta Taniguchi 2021-08-10
10507727 Four-wheel-drive vehicle Tomohiro Nozu, Tetsuya Yamazaki, Tomoaki Kato 2019-12-17
10480597 Clutch apparatus and method for controlling the clutch apparatus Tomohiro Nozu, Yuta Takeuchi, Shotaro Niimi 2019-11-19
10397244 System and method for detecting attack when sensor and traffic information are inconsistent Tsuyoshi Toyama, Hisashi Oguma, Hideki Gotoh, Tomokazu Moriya 2019-08-27
10270768 Communication system, communication method, and communication device Jun Yajima, Takayuki Hasebe, Naoya Torii 2019-04-23
9488233 Control device for electromagnetic clutch Masahiro Hayakawa 2016-11-08
9331854 Message authentication method in communication system and communication system Hisashi Oguma, Masato Hata, Masato Tanabe, Katsunari Yoshioka, Kazuomi Oishi 2016-05-03
9097509 Rotation angle sensor Kenichi Abe 2015-08-04
9043089 Actuator control apparatus Kazuya Sakai, Atsuo Sakai, Kenichi Kozuka, Takehide ADACHI 2015-05-26
8890459 Motor control device and electric power steering system Atsuo Sakai, Kazushi Suzuki 2014-11-18
8547201 Protective-control measuring system and device and data transmission method Shigeki Katayama, Katsuhiko Sekiguchi, Kazuto Fukushima 2013-10-01
7770009 Digital signing method Kunihiko Miyazaki, Ryoichi Sasaki, Kazuo Takaragi, Seiichi Susaki, Toshiyuki Moritsu +2 more 2010-08-03
7526645 Electronic document authenticity assurance method and electronic document disclosure system Kunihiko Miyazaki, Mitsuru Iwamura, Ryoichi Sasaki, Hiroshi Yoshiura, Hirokazu Aoshima +3 more 2009-04-28
7424732 Card settlement method and system using mobile information terminal Hiroki Mitsumoto, Takeshi Kamata 2008-09-09
7308583 Data distribution system Natsume Matsuzaki, Toshihisa Nakano 2007-12-11
7305558 Digital signing method Kunihiko Miyazaki, Ryoichi Sasaki, Kazuo Takaragi, Seiichi Susaki, Toshiyuki Moritsu +2 more 2007-12-04
7266698 Time stamping system for electronic documents and program medium for the same Tadahiro Sato, Keisuke Ichikawa 2007-09-04
7215518 Motor power supply line breaking detection method, motor control apparatus and electric power steering mechanism using the same and computer program thereof Atsuo Sakai, Takayoshi Suzuki 2007-05-08
7200682 Time stamp generating system Kunihiko Miyazaki, Seiichi Susaki, Kazuo Takaragi, Hiroshi Yoshiura, Takeshi Matsuki +3 more 2007-04-03
6948382 Angle detection device and torque sensor incorporating angle detection device Atsuo Sakai, Jiro Nakano 2005-09-27
6819650 Optical disc having land pre-pits and variable groove depths Takayuki Deno, Kenichi Shimomai, Toyohito Asanuma, Fumitaka Tsuji 2004-11-16
6816969 Digital signature generating method and digital signature verifying method Kunihiko Miyazaki, Ryoichi Sasaki, Kazuo Takaragi, Seiichi Susaki, Hisanori Mishima +3 more 2004-11-09
6813357 Exclusive key sharing method Natsume Matsuzaki, Jun Anzai 2004-11-02