Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D945570 | Faucet | Youichirou Tomioka, Touichirou Matsuura | 2022-03-08 |
| D937996 | Toilet bowl | Hiroshi Kobayashi | 2021-12-07 |
| D936797 | Faucet control panel | — | 2021-11-23 |
| D922529 | Faucet | — | 2021-06-15 |
| D914152 | Combination faucet and shower head | Youichirou Tomioka | 2021-03-23 |
| D913432 | Faucet | — | 2021-03-16 |
| D903050 | Combination faucet and shower head | Yuichiro Komatsu, Youichirou Tomioka, Touichirou Matsuura | 2020-11-24 |
| D841778 | Combination faucet of hot water and water | Kousuke YASUMA, Hiromi Awada, Nobuaki Itazu | 2019-02-26 |
| D704809 | Faucet with sensor | — | 2014-05-13 |
| D704317 | Toilet seat | Masaki Shinozaki, Hideaki Tsuzuki | 2014-05-06 |
| D654993 | Toilet bowl | Mikiya Kobayashi | 2012-02-28 |
| D648825 | Faucet with shower head | Mikiya Kobayashi | 2011-11-15 |
| D645940 | Faucet with handle | Mikiya Kobayashi | 2011-09-27 |
| D645938 | Faucet with handle | Mikiya Kobayashi | 2011-09-27 |
| D645941 | Faucet with handle | Mikiya Kobayashi | 2011-09-27 |
| D645548 | Lavatory sink | Mikiya Kobayashi | 2011-09-20 |
| D608426 | Toilet bowl | Masaaki Sano, Hiroaki Watanabe, Kazunori Hattori, Naoto Yamauchi | 2010-01-19 |
| D384834 | Bed | Akihiro Midorikawa, Takako Yanagida, Junko Yano | 1997-10-14 |