Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462630 | Wideband noise reducing device | Masanobu Nakamura, Yoshikuni Kobayashi, Masahiro Mukaida | 2002-10-08 |
| D362657 | Vehicle power adapter with voltage dropper | Arifumi Tomikawa, Masanobu Nakamura | 1995-09-26 |
| 4448837 | Pressure-sensitive conductive elastic sheet | Ikuo Kayama, Masahiro Izaki | 1984-05-15 |