TT

Toshio Tetsuka

Shimano: 65 patents #9 of 759Top 2%
MC Minebea Co.: 1 patents #400 of 736Top 55%
MM Minebea Mitsumi: 1 patents #239 of 442Top 55%
📍 Kasai, JP: #42 of 5,842 inventorsTop 1%
Overall (All Time): #32,744 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 51–66 of 66 patents

Patent #TitleCo-InventorsDate
7722489 Bicycle front derailleur Etsuyoshi Watarai 2010-05-25
7704172 Bicycle front derailleur Yoshiaki Nanko 2010-04-27
7686721 Bicycle chainring Koshi Tabe, Masahiro Yamanaka, Shingo Shiraishi, Hideya Inoue, Yusuke Nishimoto +1 more 2010-03-30
7677998 Bicycle front derailleur 2010-03-16
7516616 Bicycle hydraulic brake actuation device Osamu Kariyama 2009-04-14
7487638 Bicycle hydraulic brake accentuate device Osamu Kariyama 2009-02-10
7438658 Bicycle front derailleur Etsuyoshi Watarai 2008-10-21
7340976 Bicycle cable seal fitting 2008-03-11
7240585 Drive mechanism for a bicycle transmission assist mechanism Yoshiaki Nanko, Masahiro Yamanaka 2007-07-10
7152497 Method and apparatus for shifting a bicycle transmission by multiple steps Hisayuki Sato, Kenji Ose, Satoshi Shahana, Tetsuya Hino 2006-12-26
7090602 Assisting apparatus for changing speeds in a bicycle transmission Tetsuya Hino 2006-08-15
7024959 Assisting apparatus for changing speeds in a bicycle transmission Tetsuya Hino 2006-04-11
RE38975 Bicycle disc brake Kanji Kirimoto, Yoshiaki Ando, Kenji Ose, Tadashi Ichida, Tatsuya Matsushita 2006-02-14
6868752 Assisting apparatus for changing speeds in a bicycle transmission Takanori Kanehisa, Koshi Tabe, Tetsuya Hino, Etsuyoshi Watarai, Satoshi Shahana 2005-03-22
6860171 Drive mechanism for a bicycle transmission assist mechanism Yoshiaki Nanko, Masahiro Yamanaka 2005-03-01
6572500 Bicycle sprocket with chain support projections 2003-06-03