Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10806273 | Mattress | Yasuhiro Nakamura, Susumu Sato, Tomonori Hayakawa | 2020-10-20 |
| 10051972 | Mattress | Yasuhiro Nakamura, Hiroshi Yamada, Tomonori Hayakawa | 2018-08-21 |
| 9021638 | Mattress | — | 2015-05-05 |
| 8959685 | Cushion cell and cushion body using the same | Takahiro KODA | 2015-02-24 |
| 8745797 | Mattress | Shin-ichiro Takasugi, Shuji Fukugawa, Mika Wada, Kiyoe Harada, Keiko Miyazaki +2 more | 2014-06-10 |