Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889969 | Reduced-spatter pulse arc welding machine for use with a consumable electrode | Kouji Hamamoto, Tomiaki Hosokawa | 1989-12-26 |
| 4822093 | Vehicle seat with rotatable backrest | Toshiaki Shimogawa, Satosi Kuwakado, Koji Imai, Toshikazu Ina, Akira Kuno | 1989-04-18 |