Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8511926 | Water-based ballpoint pen | Hisashi Nakamura, Itsuka Goshima | 2013-08-20 |
| 8403579 | Water-based ink composition for ballpoint pens | Yoshiaki Ono | 2013-03-26 |
| 7441976 | Water-based ink composition for ballpoint pen and ballpoint pen comprising the same | Yoshiaki Ono | 2008-10-28 |
| 6361813 | Freeze-dried foods and process for producing the same | Shinichi Makishima, Mitsuhiro Sakurai | 2002-03-26 |