Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9414980 | Bed, and combining method and separating method of bed | Yohei Kume, Shohei Tsukada, Hideo Kawakami, Tohru Nakamura | 2016-08-16 |
| 8950776 | Wheelchair and bed | Shohei Tsukada, Yohei Kume, Hideo Kawakami, Tohru Nakamura | 2015-02-10 |
| 8696634 | Syringe drive device | Soichiro Fujioka, Tohru Nakamura, Osamu Mizuno, Akinobu Okuda, Akihiro Ohta +1 more | 2014-04-15 |
| 8677523 | Bed and wheelchair | Shohei Tsukada, Yohei Kume, Hideo Kawakami, Tohru Nakamura | 2014-03-25 |
| 8474075 | Bed | Hideo Kawakami, Yohei Kume, Tohru Nakamura, Mizuho Sakakibara | 2013-07-02 |