Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493451 | Communication helmet | Alexander Paritsky, Kazuo Takahashi, Okihiro Kobayashi | 2002-12-10 |
| 6462808 | Small optical microphone/sensor | Alexander Paritsky | 2002-10-08 |
| 6459798 | Sound-collecting device | Alexander Paritsky, Okihiro Kobayashi, Nobuhiro Miyahara | 2002-10-01 |