Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7305720 | Toilet seat device | Hideki Furukawa, Sachiyo Nakayama, Masako Tanaka, Naoko Nawatani, Kumi Ito +1 more | 2007-12-11 |
| 7051381 | Sanitary cleansing device | Hideki Furukawa, Toshiyuki Torii | 2006-05-30 |
| 6477720 | Sanitary washing device having automatic nozzle pipe washer | Tadashi Tomita | 2002-11-12 |