Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872650 | Vibration insulating device | Toshiyuki Tabata, Tatsuro Ishiyama, Takao Ushijima | 1989-10-10 |
TD
Takuya Dan
Overall (1989): #53,826 of 140,708Top 40%
1
Patents 1989