Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D639783 | Remote controller | Kanako Murayama, Shingo Ishihara | 2011-06-14 |
| D639784 | Remote controller | Kanako Murayama, Shingo Ishihara | 2011-06-14 |
| D406775 | Time switch and housing therefor | — | 1999-03-16 |
| D391511 | Housing for a fire alarm | — | 1998-03-03 |
| 5467477 | Antenna and tuner combination | Takashi Furuta, Hajime Takeda, Hiroyuki Nishimura, Hirofumi Ishizaki, Akira Uesaka | 1995-11-14 |
| D345564 | Flat antenna for receiving satellite broadcasting | Hiroyuki Nishimura | 1994-03-29 |
| D345362 | Flat antenna for receiving satellite broadcasting | Hiroyuki Nishimura | 1994-03-22 |