HA

Hidekazu Aoki

HK Hitachi Automotive Systems Kyushu: 5 patents #2 of 10Top 20%
UJ Unisia Jecs: 3 patents #106 of 395Top 30%
HI Hitchi: 1 patents #1 of 56Top 2%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
TC Totoku Electric Co.: 1 patents #29 of 92Top 35%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
Overall (All Time): #455,791 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
10690192 Propeller shaft and yoke structure of universal joint used for the propeller shaft Kenichiro ISHIKURA, Hiromichi Komai 2020-06-23
10378591 Propeller shaft and yoke structure of universal joint used for the propeller shaft Kenichiro ISHIKURA, Hiromichi Komai 2019-08-13
9850959 Propeller shaft and yoke structure of universal joint used for the propeller shaft Kenichiro ISHIKURA, Hiromichi Komai 2017-12-26
9605716 Propeller shaft and yoke structure of universal joint used for the propeller shaft Kenichiro ISHIKURA, Hiromichi Komai 2017-03-28
9334904 Propeller shaft and yoke structure of universal joint used for the propeller shaft Kenichiro ISHIKURA, Hiromichi Komai 2016-05-10
8628250 Support device for supporting propeller shaft and propeller shaft itself Masanori Oinuma, Takahiro Kuroha, Takayuki Yokota, Hiromichi Komai, Yoshimichi Takano 2014-01-14
6626763 Drive shaft Naomi Morinaga 2003-09-30
6514147 Flexible shaft coupling for vehicles Takayuki Yokota 2003-02-04
6388237 Heater cable in combination with a lead cable Shouhei Miyahara, Kazuhiko Koiwai, Atsushi Nakajima, Toshikazu Nishiwaki, Yutaka Mizumura 2002-05-14
5868517 Spline arrangement for shaft coupling structure Toshio Ishibashi 1999-02-09
4692583 Surface heat treating apparatus Seiichiro Kimura 1987-09-08