Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757505 | Mixing faucet | Isao Negishi, Eiji Seki, Takeshi Hagiwara | 2014-06-24 |
| 7611068 | Temperature adjustment handle autorotation prevention device of automatic water mixing valve | Takeshi Hagiwara | 2009-11-03 |
| 5743463 | Automatic water combination faucet | Yuseki Ueno, Katsumi Matsuzawa | 1998-04-28 |
| 4570078 | Switch assembly for a motor vehicle | Michio Yashima, Masashi Hirose | 1986-02-11 |