HY

Hiroyuki Yamakawa

EC Equos Research Co.: 8 patents #3 of 97Top 4%
DE Denso: 5 patents #2,617 of 11,792Top 25%
KR Kabushikikaisha Equos Research: 4 patents #21 of 103Top 25%
TC Takenaka Doboku Co.: 2 patents #7 of 22Top 35%
NG Nihon Shinku Gijutsu: 2 patents #29 of 128Top 25%
TC Takenaka Komuten Co.: 2 patents #11 of 128Top 9%
VC Vacuum Metallurgical Co.: 2 patents #7 of 16Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
UL Ulvac: 1 patents #339 of 680Top 50%
📍 Otofuke, JP: #10 of 546 inventorsTop 2%
Overall (All Time): #195,164 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10696544 Synthetic resin molded article and method for producing the same Motomi ISHIKAWA, Norihito Yoshida, Ryosuke Izumi, Hodaka MORI 2020-06-30
10608478 Power transmission system Kenichiro Sato, Shinji Ichikawa, Naoki Gorai 2020-03-31
10446458 Resin molded body Ryosuke Izumi, Motomi ISHIKAWA, Norihito Yoshida, Hodaka MORI 2019-10-15
10395947 Manufacturing method of a resin molded article Tomoyuki Harada, Ryosuke Izumi 2019-08-27
10110067 Power transmission system Kenichiro Sato 2018-10-23
9991047 Antenna coil unit Kenichirou Satou 2018-06-05
9866068 Electric power transmission system with power transmission and receiving antennas Yasuo Ito, Kenichiro Sato 2018-01-09
9866067 Electric power transmission system with power transmission and receiving antennas Yasuo Ito, Kenichiro Sato 2018-01-09
9509270 Noise cancellation resonator Kenichiro Sato 2016-11-29
9318258 Antenna coil comprising plurality of coil portions Kenichirou Satou 2016-04-19
9270138 Electric power transmission system Yasuo Ito, Koki Hayashi 2016-02-23
8448497 Apparatus and method for measurement of water vapor permeability Daisuke Omori, Hirohiko Murakami, Satoaki Ikeuchi 2013-05-28
6731001 Semiconductor device including bonded wire based to electronic part and method for manufacturing the same Kan Kinouchi, Mitsuhiro Saitou, Takashi Nagasaka, Yuji Ootani, Koji Takeuchi +3 more 2004-05-04
6542816 Communication navigation system Yasuo Ito, Naoki Gorai, Takashi Sugawara, Satoshi Kitano 2003-04-01
6484093 Communication route guidance system Yasuo Ito, Naoki Gorai, Takashi Sugawara, Satoshi Kitano 2002-11-19
6427117 Navigation method, navigation system, and information communications apparatus used in the navigation system Yasuo Ito, Naoki Gorai, Takashi Sugawara, Satoshi Kitano 2002-07-30
6282492 Navigation system and navigation apparatus used in the navigation system Naoki Gorai, Takashi Sugawara, Satoshi Kitano, Yasuo Ito 2001-08-28
6214259 Dispersion containing Cu ultrafine particles individually dispersed therein Masaaki Oda, Nobuya Imazeki, Hirohiko Murakami 2001-04-10
6194316 Method for forming CU-thin film Masaaki Oda, Nobuya Imazeki, Hirohiko Murakami 2001-02-27
5946554 Method of producing resin-sealed electronic device Masashi Echigo 1999-08-31
4743301 Concrete composition for underwater use Koichi Ito, Masaharu Sakuta, Yasuhiko Yoshioka, Tadahiro Kaya, Tsunetoshi Shioya +1 more 1988-05-10
4508572 Cement composition for laying underwater Masaharu Sakuta, Soichi Kiya, Iwao Uchizaki, Yasuhiko Yoshioka, Koichi Ito +3 more 1985-04-02