TN

Takao Nakadate

TO Tokico: 15 patents #6 of 359Top 2%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HA Hitachi Astemo: 3 patents #267 of 1,276Top 25%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Overall (All Time): #161,392 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12181018 Shock absorber Osamu YUNO, Shunsuke Mori, Yu ISHIMARU 2024-12-31
11261932 Shock absorber Kosuke KADOKURA, Yohei Katayama, Osamu YUNO, Shunsuke Mori 2022-03-01
11204074 Shock absorber Shunsuke Mori, Yu ISHIMARU, Osamu YUNO 2021-12-21
10941830 Shock absorber Kosuke KADOKURA, Shunsuke Mori, Osamu YUNO 2021-03-09
8794400 Damping force adjustable shock absorber Takashi Nezu, Yohei Katayama, Shigeo Katayama, Hiroyuki Yabe 2014-08-05
8651252 Shock absorber Yohei Katayama, Kenji Noda, Mikio Yamashita, Fumiyuki Yamaoka 2014-02-18
8376099 Volume compensation accumulator apparatus and suspension system using the same Shunsuke Mori, Kenichi Nakamura 2013-02-19
7997588 Cylinder apparatus and stabilizer apparatus using the same Takashi Ohnuma 2011-08-16
7694785 Controllable damping force hydraulic shock absorber 2010-04-13
7458448 Hydraulic shock absorber Hajime Katou, Hikaru Nakajima 2008-12-02
6860370 Controllable damping force hydraulic shock absorber 2005-03-01
6782980 Controllable damping force hydraulic shock absorber 2004-08-31
6371262 Damping force control type hydraulic shock absorber Tetsuo Katou, Takashi Nezu 2002-04-16
6302248 Damping force control type hydraulic shock absorber 2001-10-16
6283259 Hydraulic shock absorber 2001-09-04
6119829 Hydraulic shock absorber with variable damping resistance 2000-09-19
6079526 Damping force control type hydraulic shock absorber Takashi Nezu, Akira Kashiwagi 2000-06-27
5934421 Damping force control type hydraulic shock absorber Akira Kashiwagi, Takashi Nezu, Naoki Makita 1999-08-10
5901820 Hydraulic shock absorber Akira Kashiwagi, Takashi Nezu 1999-05-11
5655633 Hydraulic damper of a damping force adjusting type Akira Kashiwagi, Takashi Nezu, Chigaya Sekine 1997-08-12
5649611 Damping force control type hydraulic shock absorber 1997-07-22
5431259 Damping force control type hydraulic shock absorber Yoichi Mizutani, Takashi Nezu 1995-07-11
5404973 Damping force control type hydraulic shock absorber Tetsuo Katoh 1995-04-11
5402867 Shock absorber with auxiliary port in guide member to control hydrodynamic force Takashi Nezu, Akira Kashiwagi 1995-04-04
5368142 Damping force control type of hydraulic shock absorber Masahiro Ashiba 1994-11-29