Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748091 | Capacitor microphone and portable telephone using the capacitor microphone | Masayoshi Hohjyo | 2004-06-08 |
YO
Yukihiro Oba
Overall (All Time): #3,481,492 of 4,157,543Top 85%
1
Patents All Time