Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6327718 | Bidet | Hideki Ono, Ryuta Kondo, Hideho Shinoda, Shinichi Maruyama | 2001-12-11 |
| 5826282 | Sanitary cleaning apparatus | Tomohide Matsumoto, Hiroaki Yoshida | 1998-10-27 |
| 5058804 | Automatic hot water supply apparatus | Risho Miyoshi, Katsumi Hirata, Munehiko Tokumoto, Takashi Iwasa | 1991-10-22 |
| 5033671 | Hot-water and cold-water mixing device | Fumikazu Shiba, Yasukiyo Ueda, Yukio Nagaoka, Yasuo Kidouchi | 1991-07-23 |
| 4909435 | Hot water supply system | Yasuo Kidouchi | 1990-03-20 |
| 4896658 | Hot water supply system | Yasuo Kidouchi, Yasukiyo Ueda, Munehiko Tokumoto | 1990-01-30 |
| 4711392 | Mixing valve apparatus | Yasuo Kidouchi | 1987-12-08 |