Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D569914 | Pencil sharpener | Takako Hayashi | 2008-05-27 |
| D554733 | Light for illuminating fluorinated fishing line | Katsumasa Kawabata | 2007-11-06 |
| 6966098 | Cleaner | Yukinobu Sako, Masuo Ota | 2005-11-22 |
| D494721 | Motorized floor mop | — | 2004-08-17 |
| D488876 | Flashlight | — | 2004-04-20 |