KA

Koji Akiyoshi

NT Ntn: 16 patents #94 of 1,364Top 7%
TI Tokai Rubber Industries: 3 patents #126 of 557Top 25%
Overall (All Time): #238,464 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
10151357 Rotation transmission device Naotsugu Kitayama, Marina FUKUNARI, Kyohei Sasanuma, Masahiro Kawai, Takahide Saito +1 more 2018-12-11
9976608 Rotation transmission device Koji Sato, Naotsugu Kitayama, Takahide Saito 2018-05-22
9702418 Rotation transmission device Koji Sato, Naotsugu Kitayama, Takahide Saito 2017-07-11
9618060 Rotation transmission device Naotsugu Kitayama, Takahide Saito 2017-04-11
9279462 Rotation transmission device Naotsugu Kitayama, Takahide Saito, Koji Sato 2016-03-08
9127753 Speed reducer Koji Sato, Masafumi Nakakoji 2015-09-08
9109642 Rotation transmission device Naotsugu Kitayama, Koji Sato 2015-08-18
9103384 Rotation transmission device Takahide Saito 2015-08-11
8684878 Speed reducer Koji Sato 2014-04-01
8448764 Rotation transmission device Takanobu Sato, Takahide Saito 2013-05-28
7997397 One-way clutch 2011-08-16
7878315 Spring clutch Takahide Saito, Masafumi Nakakoji, Katsumi Furutani, Tomoaki Makino 2011-02-01
7874413 Rotation transmission device Takahide Saito, Takanobu Sato, Masako Ashimori 2011-01-25
6076420 Power transmission changeover devices for four-wheel drive vehicles Kenichiro Ito, Isao Hori 2000-06-20
5967279 Hub clutch assembly Kenichiro Itoh, Takayuki Norimatsu, Isao Hori, Katsuhisa Suzuki, Kenro Adachi 1999-10-19
5871072 Hub clutch assembly Kenichiro Itoh, Takayuki Norimatsu, Isao Hori, Katsuhisa Suzuki, Kenro Adachi 1999-02-16
5826623 High pressure hose for refrigerant Noriaki Imaeda, Tetsuya Arima 1998-10-27
4907625 Refregerant transporting hose Hiroaki Ito 1990-03-13
4905735 Refrigerant transporting hose 1990-03-06