Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830434 | Adjustable head rest device for vehicle | Takami Terada | 1989-05-16 |
| 4807931 | Air-controlled lumbar support device | Kuniyoshi Harada | 1989-02-28 |
KI
Keiichi Ishida
Overall (1989): #22,474 of 140,708Top 20%
2
Patents 1989