Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4927580 | Method for manufacturing electronic device including a vibration generating element | Kazuhiko Nasu, Kazuei Kenmochi, Atsushi Matsui | 1990-05-22 |
TN
Tomohiko Niikawa
Overall (All Time): #3,903,463 of 4,157,543Top 95%
1
Patents All Time