Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D622367 | Lid of water closet | Yasushi Takahashi | 2010-08-24 |
| D622368 | Lid of water closet | Yasushi Takahashi | 2010-08-24 |
| D622369 | Lid of water closet | Yasushi Takahashi | 2010-08-24 |
| D603488 | Water closet | — | 2009-11-03 |
| D598991 | Lavatory | Yasushi Takahashi, Mitsuya Obara | 2009-08-25 |
| D592293 | Water closet | — | 2009-05-12 |
| D588682 | Lavatory | — | 2009-03-17 |
| D580533 | Cover for a flushing tank | — | 2008-11-11 |
| D559961 | Water closet | — | 2008-01-15 |
| D559367 | Water closet | — | 2008-01-08 |
| D545414 | Lavatory | Rie Yokoyama | 2007-06-26 |
| D545416 | Lavatory | Rie Yokoyama | 2007-06-26 |