KA

Kazuya Arakawa

TO Toyota: 20 patents #1,142 of 26,838Top 5%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
SA Sharp Laboratories Of America: 3 patents #189 of 419Top 50%
MA Makita: 2 patents #391 of 770Top 55%
HO Hoya: 1 patents #757 of 1,290Top 60%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
TF Tokyo University Of Science Foundation: 1 patents #82 of 252Top 35%
Overall (All Time): #124,137 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
11407091 Power tool Ryunosuke Kumagai, Akira Tomonaga 2022-08-09
10821577 Power tool Ryunosuke Kumagai, Akira Tomonaga 2020-11-03
10663037 Helical gear device Hiroshi Yorita, Taketsugu Sasaki, Kenichiro Tsukamoto, Manabu Hashimoto 2020-05-26
10443703 Lubrication control device for transmission Daisuke Tokozakura, Takahiro Shiina, Satoshi Tominaga 2019-10-15
10442285 Cooling apparatus for vehicle Daisuke Tokozakura, Takahiro Shiina 2019-10-15
10418867 Switched reluctance motor Kensuke Yoshizue, Junichi DEGUCHI, Masahide Uemura 2019-09-17
10287964 Vehicular cooling system Daisuke Tokozakura, Takahiro Shiina 2019-05-14
10234016 Heat exchanging device Takahiro Shiina, Daisuke Tokozakura 2019-03-19
10184733 Heat exchanger Satoshi Tominaga, Daisuke Tokozakura, Takahiro Shiina, Hitoshi Takayama, Keisuke Ichige +1 more 2019-01-22
10107382 Vehicular drive system Daisuke Tokozakura, Takahiro Shiina 2018-10-23
10018102 Heat exchanger for vehicle Daisuke Tokozakura, Takahiro Shiina 2018-07-10
10001210 Lubrication structure and transmission Keisuke Ichige, Masanori Iritani, Hitoshi Takayama, Takahiro Shiina, Daisuke Tokozakura +1 more 2018-06-19
9957879 Heat exchanger for vehicle Daisuke Tokozakura, Takahiro Shiina 2018-05-01
9856778 Vehicle heat exchanger Daisuke Tokozakura, Takahiro Shiina 2018-01-02
9712023 Slip ring device Yuya Takahashi, Daisuke Tokozakura 2017-07-18
9641118 Vehicular control apparatus Junichi DEGUCHI, Kensuke Yoshizue 2017-05-02
9515596 Switched reluctance motor Jun Deguchi, Kensuke Yoshizue, Nobukazu Hoshi, Noboru Nakayama, Takuya Iguchi 2016-12-06
9506558 Vehicle control system Tadashi Fujiyoshi, Kazumi Hoshiya, Yoshio Ito, Norimi Asahara, Seiji Kuwahara +1 more 2016-11-29
9112391 Motor cooling device having flow rate adjusting means for a coil end cover Jun Deguchi, Kensuke Yoshizue 2015-08-18
8971164 Optical pick-up device and optical component for the same Kenichi Shinde, Akira Komori 2015-03-03
8596393 Drive unit and control apparatus thereof Kensuke Yoshizue 2013-12-03
8529401 Control device for drive motors Kensuke Yoshizue 2013-09-10
7522151 Coordinate-based display object movement restriction method Toshinori Furuhashi, Shigeru Kojima 2009-04-21
7445053 Ripping device for an earthmoving machine Norihisa Matsumoto 2008-11-04
7237907 Projection system that adjusts for keystoning Baoxin Li, Shigeru Kojima, Toshinori Furuhashi, Ryohichi Yonezawa 2007-07-03