Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12334378 | Traveling vehicle system | — | 2025-06-17 |
| 12172681 | Traveling vehicle system | — | 2024-12-24 |
| 9810327 | Pressure reducing valve | Toshihiko Shima, Takashi Iwaguchi, Munetoshi Kuroyanagi, Toshikatsu Kubo, Eiji Okawachi +3 more | 2017-11-07 |
| 9400506 | Pressure reducer | Toshihiko Shima, Munetoshi Kuroyanagi, Takuya Suzuki, Tsukuo Ishitoya, Akira Yamashita | 2016-07-26 |
| 8104508 | Valve device assembling structure, plug body, and manual valve | Takuya Suzuki, Toshihiko Shima, Munetoshi Kuroyanagi, Tadayoshi Kamiya, Soichi Shirai +1 more | 2012-01-31 |
| 8028716 | Pressure-reducing valve | Takuya Suzuki, Toshihiko Shima, Munetoshi Kuroyanagi | 2011-10-04 |
| 7819041 | Transmission ratio variable device and steering gear | Motoyasu Yamamori, Osamu Watanabe, Yoshinori Suzuki, Hirotsune Suzuki | 2010-10-26 |
| 6912921 | Torque detecting device | Mitsunori Naruse, Yuji Yoshizawa, Mikihiko Mizuno | 2005-07-05 |
| 6877961 | Vane pump with a bypass valve and passage arrangement for equalizing excess fluid flow through dual suction passages | Yoshinori Suzuki, Kentaro Yamauchi | 2005-04-12 |
| 6877969 | Vane pump | Hiroyuki Yao, Kentaro Yamauchi | 2005-04-12 |
| 6648620 | Rotary pump apparatus | Kentaro Yamauchi, Yoshinori Suzuki | 2003-11-18 |
| 6299418 | Oil pump apparatus | Susumu Honaga, Motoyasu Yamamori | 2001-10-09 |
| 6203303 | Vane pump | Motoyasu Yamamori, Kentaro Yamauchi | 2001-03-20 |
| 6068461 | Vane type rotary pump having a discharge port with a tapered bearded groove | Kyosuke Haga, Motoyasu Yamamori | 2000-05-30 |
| 6041807 | Flow control device of power steering apparatus | Susumu Honaga, Yoshiharu Inaguma, Hideya Kato, Kazuhiro Watanabe, Takashi Imanishi | 2000-03-28 |
| 5805201 | Device for automatically controlling a television | — | 1998-09-08 |
| 5266947 | Parking data transfer system | Ikuo Nishitaka | 1993-11-30 |
| 5213491 | Tandem pump having a different sized vane for each pump | Mitsunori Naruse | 1993-05-25 |
| 4971535 | Tandem rotary pump with pressure chamber between two intermediate side plates | Takahiko Okada, Norihisa Katafuchi | 1990-11-20 |
| 4606423 | Control apparatus for power-assisted steering system | Tetsushi Kawamura | 1986-08-19 |
| 4579309 | Attachment for a resinous reservoir | Tetsushi Kawamura | 1986-04-01 |
| 4549566 | Flow volume control device for power steering system | Akihiko Sato | 1985-10-29 |
| 4545449 | Power steering system with engine idling-up mechanism | — | 1985-10-08 |