Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668854 | Poppet valve with heater | — | 2003-12-30 |
| 6523833 | Low load seal | Tsuneo Ishigaki, Yasuyuki Nishimura, Kazumasa Nishida | 2003-02-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668854 | Poppet valve with heater | — | 2003-12-30 |
| 6523833 | Low load seal | Tsuneo Ishigaki, Yasuyuki Nishimura, Kazumasa Nishida | 2003-02-25 |