Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D575974 | Portion of a pillow | Masao Akamatsu, Atsuhiko Atakura | 2008-09-02 |
| D517849 | Pillow | Masao Akamatsu, Atsuhiko Itakura | 2006-03-28 |
| D516855 | Pillow | Masao Akamatsu, Atsuhiko Itakura | 2006-03-14 |
| D507142 | Pillow | Masao Akamatsu, Atsuhiko Itakura | 2005-07-12 |