Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854555 | Diaphragm type air springs | Akira Higashidani, Hiroyuki Maeda | 1989-08-08 |
FO
Fujio Ohkawa
Overall (1989): #113,557 of 140,708Top 85%
1
Patents 1989