Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972231 | Pulley assembly | Takeo Shimizu, Tomokazu Ishida | 2011-07-05 |
| 6502388 | Engine exhaust gas cleaning system | Yutaka Takaku, Toshio Ishii, Shinji Nakagawa, Minoru Oosuga, Yoshihisa Fujii | 2003-01-07 |
| 6383267 | Exhaust gas cleaning system for an engine | Yutaka Takaku, Yoshihisa Fujii, Shinji Nakagawa, Toshio Ishii, Minoru Ohsuga | 2002-05-07 |
| 6357224 | Engine exhaust gas purifying apparatus | Yutaka Takaku, Toshio Ishii, Yoshihisa Fujii, Shinji Nakagawa, Minoru Oosuga | 2002-03-19 |
| 5928453 | Joining process of resin members | — | 1999-07-27 |