HK

Hirohiko Kawada

KC Kanzaki Kokyukoki Mfg. Co.: 19 patents #20 of 208Top 10%
TT Tuff Torq: 3 patents #10 of 17Top 60%
📍 Itami, JP: #129 of 1,436 inventorsTop 9%
Overall (All Time): #195,227 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10638661 Riding type vehicle Ryoichi KAWAI, Seishi KOSEGAWA, Koga YAMANE, Etsuo Miyake, Masaki Watanabe +4 more 2020-05-05
7516685 PTO transmission structure Tomoyuki Ebihara, Rei Maeda, Toshiyuki Hasegawa, Yoshitaka Ishimaru, Tomoyuki Tsuji 2009-04-14
7431123 Vehicle improved in steering Koji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Robert Abend +3 more 2008-10-07
7225704 Transmission for a working vehicle Norihiro Ishii, Hideki Kanenobu, Hiroshi Tottori, Kentaro Nagata 2007-06-05
7047839 Power transmission arrangement of a working vehicle and transmission for the working vehicle Norihiro Ishii, Hideki Kanenobu, Hiroshi Tottori, Kentaro Nagata 2006-05-23
6758112 Power transmission arrangement of a working vehicle and transmission for the working vehicle Norihiro Ishii, Hideki Kanenobu, Hiroshi Tottori, Kentaro Nagata 2004-07-06
6659216 Vehicle improved steering Koji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Robert Abend +3 more 2003-12-09
6564891 Power take-off assembly for working vehicles Norihiro Ishii, Hiroshi Tottori, Kentaro Nagata 2003-05-20
6547685 Transaxle apparatus Norihiro Ishii 2003-04-15
6524205 Integral-type hydraulic and mechanical transaxle apparatus for driving and steering a vehicle Kohji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Robert Abend +1 more 2003-02-25
6397966 Vehicle improved in steering Koji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Robert Abend +3 more 2002-06-04
6312354 Integral hydrostatic transaxle apparatus for driving and steering Koji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Robert Abend +3 more 2001-11-06
6237708 Working vehicle 2001-05-29
6015362 Differential gear assembly with disc-shaped input member Koji Irikura 2000-01-18
6007449 Differential locking system of axle driving apparatus Hideaki Okada 1999-12-28
5887484 Transmission for self-propelled walking lawn mowers Robert Abend 1999-03-30
5873287 Transmission for self-propelled walking lawn mowers 1999-02-23
5868215 Vibration isolating support structure for an axle case Norihiro Ishii, Koji Iwaki, Hidemi Harada 1999-02-09
5850758 Transmission for self-propelled walking lawn mowers Travis Smith McCloud 1998-12-22
5778645 Transmission for self-propelled walking mowers Koji Irikura 1998-07-14
5718105 Transmission for self-propelled walking lawn mower Koji Irikura 1998-02-17
5564518 Four-wheel drive transmission for working vehicles Norihiro Ishii, Takemi Kamada, Yoshinori SUETSUGU 1996-10-15