Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872650 | Vibration insulating device | Toshiyuki Tabata, Takao Ushijima, Takuya Dan | 1989-10-10 |
| 4832319 | Vibration absorbing apparatus | Takeshi Noguchi, Michihiro Orikawa | 1989-05-23 |
| 4795140 | Vibration isolating apparatus | Michihiro Orikawa | 1989-01-03 |