Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811060 | Optical system shifting device for a camera | Makoto Miyawaki, Yukio Ogawa, Takanori Kodaira | 1989-03-07 |
MH
Michio Hirohata
Overall (1989): #76,725 of 140,708Top 55%
1
Patents 1989