Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853199 | Method for producing crystalline complex perovskite compounds | Syunichiro Kawashima | 1989-08-01 |
| 4847711 | Charge grounding hinge mechanism | — | 1989-07-11 |
| 4830077 | Heavy duty pneumatic tire having asymmetric tread | Hisashi Goto | 1989-05-16 |
| 4801997 | High packing density lead frame and integrated circuit | Michio Ono, Akihiro Kubota, Tsuyoshi Aoki, Rikio Sugiura | 1989-01-31 |
| 4794969 | Heavy duty pneumatic bias tire | Tetsuhiko Sato | 1989-01-03 |