Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804153 | Method and apparatus for withdrawing long-sized objects | Masanobu Nishio, Kazuo Sawada, Saburo Yosimura | 1989-02-14 |
KY
Kazuhisa Yamauchi
Overall (1989): #89,352 of 140,708Top 65%
1
Patents 1989