Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657950 | Backward-leaning-movement seat leg structure | Chung-Hsiung Cheng | 1997-08-19 |
| 5597055 | Clamped tube type impact absorber | Chung-Hsiung Cheng | 1997-01-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657950 | Backward-leaning-movement seat leg structure | Chung-Hsiung Cheng | 1997-08-19 |
| 5597055 | Clamped tube type impact absorber | Chung-Hsiung Cheng | 1997-01-28 |