Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835540 | Microstrip antenna | Tetsuo Haruyama, Kuniaki Shiramatsu, Shigeo Udagawa | 1989-05-30 |
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Yukihir0 Yoshikawa
Overall (1989): #39,143 of 140,708Top 30%
1
Patents 1989