Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634333 | Exhaust pipe opening and closing apparatus | Masakazu Tanaka, Hiroyuki Usami, Mamoru Mabuchi, Kinji Hodaira | 1997-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634333 | Exhaust pipe opening and closing apparatus | Masakazu Tanaka, Hiroyuki Usami, Mamoru Mabuchi, Kinji Hodaira | 1997-06-03 |