AK

Atsushi Kumakura

TC Tsubakimoto Chain: 15 patents #25 of 593Top 5%
Overall (All Time): #326,754 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
7226376 Hydraulic tensioner Tatsuya Konishi, Atsushi Kawano 2007-06-05
7140604 Parts retaining panel and method of mounting and securing parts Fumiaki Oba 2006-11-28
7137916 Movable guide for transmission device Junya Kurohata 2006-11-21
6916264 Tensioner having protrusion-preventing mechanism for a plunger Hiroshi Hashimoto 2005-07-12
6645102 Pivotally movable plastic guide for power transmission device 2003-11-11
6585614 Guide for chain drive 2003-07-01
6428435 Tensioner lever for chain drive Fumiaki Oba 2002-08-06
6095938 Plate base of guide for chain drive 2000-08-01
6062998 Shoe for guiding the running of a transmission chain Tatsuya Konishi 2000-05-16
5961411 Traveling guide shoe for a roller chain Kazuhiko Tsutsumi, Kazuhiko Shimaya 1999-10-05
5702318 Chain tensioning device Hiroshi Hayafune 1997-12-30
5366418 Chain guide device in engine Yuji Fukushima 1994-11-22
5318482 Chain guide having improved arm-shoe attachment feature Masahiro Sato 1994-06-07
5088966 Tensioner having pad made of plastics Tadasu Suzuki, Yuichi Futami 1992-02-18
5045032 Chain guide having shoe made of plastics Tadasu Suzuki 1991-09-03