Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841267 | Deflection apparatus for cathode ray tube | Seiji Watabe, Isao Yokoyama, Tsutomu Maeda, Sumio Takahashi | 1989-06-20 |
KS
Koichi Shibuya
Overall (1989): #85,950 of 140,708Top 65%
1
Patents 1989