HK

Hiroyuki Kawata

NS Nippon Steel: 47 patents #5 of 4,423Top 1%
NM Nippon Steel & Sumitomo Metal: 16 patents #15 of 1,491Top 2%
DE Denso: 14 patents #767 of 11,792Top 7%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
NC Nippondenso Co.: 5 patents #465 of 3,479Top 15%
AC Asmo Co.: 2 patents #218 of 745Top 30%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
RE Ryoden Semiconductor System Engineering: 2 patents #57 of 195Top 30%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #19,036 of 4,157,543Top 1%
87
Patents All Time

Issued Patents All Time

Showing 76–87 of 87 patents

Patent #TitleCo-InventorsDate
7207187 Inverter-integrated motor for an automotive vehicle Kenji Funahashi, Ken Hamada, Yasuyuki Ohkouchi 2007-04-24
7154184 Interconnection structure of semiconductor device Koyu Asai, Hiroshi Tobimatsu, Mahito Sawada 2006-12-26
7081691 Switching device for controlling large amount of current 2006-07-25
7009318 Electric refrigeration compressor having a cooling system for an electrical circuit Kunio Iritani, Kenji Funahashi, Yuji Takeo, Yusuke Shindo, Tsuyoshi Takemoto 2006-03-07
6645859 Semiconductor device and manufacturing method thereof Mahito Sawada, Hiroshi Tobimatsu, Kouji Oda, Yuuki Kamiura, Kouji Shibata 2003-11-11
6582238 Printed circuit board with ground corner regions Takanori Unou, Kimio Kobayashi 2003-06-24
6544904 Method of manufacturing semiconductor device Yuuki Kamiura, Hiroshi Tobimatsu, Kouji Oda, Mahito Sawada, Koji Shibata 2003-04-08
5243525 Suspension control system Yasuhiro Tsutsumi, Yuji Yokoya, Yoshimichi Hara, Eiju Matsunaga, Akira Fukami +1 more 1993-09-07
5175687 Suspension control system Yasuhiro Tsutsumi, Yuji Yokoya, Yoshimichi Hara, Eiju Matsunaga, Akira Fukami +1 more 1992-12-29
5142477 Suspension control system Yasuhiro Tsutsumi, Yuji Yokoya, Yoshimichi Hara, Eiju Matsunaga, Akira Fukami +1 more 1992-08-25
5069476 Suspension control system Yasuhiro Tsutsumi, Yuji Yokoya, Yoshimichi Hara, Eiju Matsunaga, Akira Fukami +1 more 1991-12-03
5013955 Drive system of actuator having piezoelectric device for use in motor vehicle Yoshimichi Hara, Eiju Matsunaga, Akira Hukami, Yutaka Suzuki, Makoto Shiozaki +2 more 1991-05-07