Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673417 | Hose for gasohol fuel | Kazushige Sakazaki, Hiroyoshi Mori, Kazutaka Katayama, Shinji Iio, Hideji Fukaya | 2014-03-18 |
| 7598311 | Rubber product and method for manufacturing the same | Yoshio Okado | 2009-10-06 |
| 7517563 | Hose of impermeability and a process for manufacturing the same | Motoshige Hibino, Kazutaka Katayama, Ayumu Ikemoto, Hiroaki Ito | 2009-04-14 |
| 7517931 | Method for manufacturing rubber product | Yoshio Okado | 2009-04-14 |
| 7055552 | Rubber hose material and rubber hose using the same | Ryo Hirai, Ayumu Ikemoto, Yoshio Okado | 2006-06-06 |
| 6838141 | Hose | Ayumu Ikemoto, Motoshige Hibino, Kazutaka Katayama | 2005-01-04 |
| 6737480 | Low-contaminative hose and rubber composition for use in making the same | Ayumu Ikemoto, Yoshio Okado | 2004-05-18 |
| 6619329 | Hose | Ayumu Ikemoto, Kazutaka Katayama, Motoshige Hibino, Yoshio Okado | 2003-09-16 |
| 6543785 | Packing structure | Kazutaka Katayama, Tetsuji Narasaki, Koji Senda | 2003-04-08 |