SH

Seita Hayashi

KO Komatsu: 15 patents #58 of 2,087Top 3%
KS Komatsu Shisakusho: 2 patents #235 of 885Top 30%
Overall (All Time): #273,621 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10612530 Bent-axis hydraulic pump motor Takuya Miyata 2020-04-07
9194381 Bent axis type axial piston pump/motor Takuya Miyata 2015-11-24
6564549 Displacement control device for hydraulic pump and brake control device for hydraulic motor Shinobu Nagura 2003-05-20
6226987 Travel drive apparatus for hydraulic drive work vehicles and control therefor Hideki Kado, Sadao Nunotani 2001-05-08
6209675 Travel drive apparatus for hydraulic drive work vehicle and control method therefor Hideki Kado, Sadao Nunotani 2001-04-03
6112521 Backpressure control circuit for hydraulic drive device Sadao Nunotani, Hideki Kado 2000-09-05
6068013 Counter balance valve Mitsuru Arai, Sadao Nunotani, Hideki Kado 2000-05-30
5983942 Damper of hydraulic pilot valve Masayoshi Mototani, Jun Maruyama 1999-11-16
5946910 Hydraulic circuit for hydraulically driven working vehicle Sadao Nunotani 1999-09-07
5930997 Driving device for a hydraulic motor Sadao Nunotani, Tosiyuki Akasaka 1999-08-03
5907952 Capacity control device for a hydraulic motor for a hydraulically driven vehicle Tosiyuki Akasaka, Sadao Nunotani 1999-06-01
5884984 Hydraulic braking apparatus having two safety valves Mitsuru Arai, Hideki Kado, Sadao Nunotani, Mitsuru Oshiro 1999-03-23
5845680 Damper of hydraulic pilot valve Masayoshi Mototani, Jun Maruyama 1998-12-08
5826488 Swash plate angle changing apparatus for a piston pump/motor of swash plate type Mitsuru Arai, Hideki Kado, Sadao Nunotani, Koichi Morita, Mitsuru Oshiro 1998-10-27
5755138 Electrical lever assembly Masayoshi Mototani 1998-05-26
5597261 Coupling joint for an operative lever apparatus 1997-01-28
5558127 Hydraulic pilot valve Jun Maruyama, Suji Hori, Tadao Karakama 1996-09-24