TK

Tomoaki Kawabata

AC Advics Co.: 15 patents #29 of 686Top 5%
DE Denso: 9 patents #1,418 of 11,792Top 15%
NS Nippon Soken: 3 patents #406 of 1,540Top 30%
CC Casio Hitachi Mobile Communications Co.: 1 patents #35 of 109Top 35%
KA Kao: 1 patents #1,961 of 3,221Top 65%
Overall (All Time): #275,602 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9835155 Sealing of a gear pump Takashi Hashiba, Naoki Hakamada, Takahiro Naganuma 2017-12-05
9759215 Internal rotor-type fluid machine Yuki Nakamura 2017-09-12
9556869 Compact structure of gear pump designed to minimize loss of pumping torque Takashi Hashiba, Naoki Hakamada, Kazunori Uchiyama, Takahiro Naganuma, Kunihito Ando 2017-01-31
9358967 Rotary pump and braking system having the same Kazunori Uchiyama, Naoki Hakamada, Kazuhide Uchida, Yasuhiro Kawase, Takahiro Yamaguchi +2 more 2016-06-07
9297388 Shaft seal device and pump apparatus using the same Daishi Kato, Kunihito Ando, Yuki Nakamura, Takahiro Naganuma 2016-03-29
9297378 Rotary machine and pump driving apparatus Kunihito Ando, Daishi Kato, Yuki Nakamura, Takahiro Naganuma 2016-03-29
9163627 Rotating pump and brake system using same Yasuhiro Kawase, Kazunori Uchiyama, Naoki Hakamada, Kazuhide Uchida, Takahiro Yamaguchi 2015-10-20
8992194 Rotation device including seal structure Yuki Nakamura 2015-03-31
8851578 Rotary pump device and vehicle brake control system Kunihito Ando 2014-10-07
8747089 Fluid machine and seal member used for the same Yuki Nakamura, Kunihito Ando, Nobuhiko Yoshioka, Takahiro Naganuma 2014-06-10
8708670 Structure for coupling rotary shafts and pump device of rotary type 2014-04-29
8684848 Shaft coupling apparatus Yuki Nakamura, Kunihito Ando, Nobuhiko Yoshioka, Takahiro Naganuma 2014-04-01
8678798 Rotary pump device having seal mechanism which includes resin member and reinforcing ring in hollow portion of resin member Yuki Nakamura, Kunihito Ando, Nobuhiko Yoshioka, Takahiro Naganuma 2014-03-25
8656982 Part for removing impurities from a molten metal Shigeaki Takashina, Tokuo Tsuura, Daisuke Barada 2014-02-25
8651967 Torque transmission device Kunihito Ando, Daishi Kato, Yuki Nakamura, Takahiro Naganuma 2014-02-18
8096021 Hinge apparatus and foldable electronic device Noriyuki Iwama, Yuuichi Oota, Satoshi Tanaka, Masatake Fuke, Nobuyoshi Ooba 2012-01-17
7513482 Actuator for controlling brake hydraulic pressure and solenoid valve thereof Takayuki Shibata, Koji Yanai, Toru Fujita 2009-04-07