Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TM

Tsuneo Maebara — 65 Patents

Denso: 65 patents #13 of 11,792Top 1%
Toyota: 5 patents #5,641 of 26,838Top 25%
Overall (All Time): #33,858 of 4,157,543Top 1%
65 Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
9130463 Drive circuit for switching element Takeyasu Komatsu, Yoshiyuki Hamanaka, Ryotaro Miura 2015-09-08
9112344 Driver for switching element and control system for rotary machine using the same Junichi Fukuta 2015-08-18
9090168 Power conversion apparatus provided with substrate having insulating area Junichi Fukuta 2015-07-28
9093920 Discharge control apparatus for power converting system with capacitor Yoshiyuki Hamanaka, Yusuke Shindo, Koichi Sakata 2015-07-28
9094010 Circuit control device Yuusuke Murata, Takeyasu Komatsu 2015-07-28
9059706 Drive circuit for switching element Syun Miyauchi, Yoshiyuki Hamanaka, Ryotaro Miura 2015-06-16
9041406 Insulation deterioration detection apparatus Hayato MIZOGUCHI 2015-05-26
9041457 Electronic apparatus having a diode connected to a control terminal of a switching element Jyunji Miyachi, Kazunori Watanabe 2015-05-26
9000693 Failure information transmission apparatus Yoshiyuki Hamanaka 2015-04-07
8994437 Semiconductor device and circuit for controlling potential of gate of insulated gate type switching device Keisuke Hata 2015-03-31
8954220 Battery condition monitoring device Shunichi Kubo 2015-02-10
8937451 Motor control apparatus which discharges stored charge of DC voltage smoothing capacitor when operation becomes halted Tomoyuki Muraho 2015-01-20
8929113 Capacitor discharger for power conversion system Kazunori Watanabe 2015-01-06
8922258 Switching element driver IC and switching element driver device equipped with the same Masatoshi Taguchi 2014-12-30
8884660 Driver for switching element and control system for machine using the same Junichi Fukuta, Kazunori Watanabe 2014-11-11
8873645 Information transmission apparatus Yoshiyuki Hamanaka, Takahiro Iwamura 2014-10-28
8848408 Discharge control device of electric power conversion system Yusuke Shindo, Koichi Sakata 2014-09-30
8841870 Driver for switching element and control system for rotary machine using the same Junichi Fukuta 2014-09-23
8829836 Driver for switching element and control system for rotary machine using the same Junichi Fukuta, Yoshiyuki Hamanaka 2014-09-09
8823207 Power conversion apparatus Kazunori Watanabe 2014-09-02
8797700 Apparatus for detecting temperature of switching elements Yasunari Tanimura, Shinichiro Nakata, Yusuke Shindo 2014-08-05
8749279 Driver apparatus for switching elements Hiroyuki Morita, Takeyasu Komatsu, Ryotaro Miura, Tomotaka Suzuki 2014-06-10
8704556 Integrated circuit-based drive circuit for driving voltage-controlled switching device and method of manufacturing the drive circuit Yoshiyuki Hamanaka, Junichi Nagata, Tomoyuki Muraho, Akito Itou 2014-04-22
8687327 Electronic system for converting DC voltage into AC voltage Kazunori Watanabe, Yasunari Tanimura, Noriyuki Takagi, Yoshiyuki Hamanaka, Junichi Fukita 2014-04-01
8680896 Apparatus for driving voltage controlled switching elements Junichi Fukuta, Ryotaro Miura 2014-03-25