Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11945769 | N,N′-diarylurea derivative, manufacturing method thereof, and thermosensitive recording material using same | Ryoichi Kinishi | 2024-04-02 |
| 10086634 | Heat-sensitive recording material | Ryoichi Kinishi, Yoshito Nakagawa | 2018-10-02 |
| 7956007 | Heat-sensitive recording material | Yukie Mori | 2011-06-07 |
| 7674748 | 4-hydroxy-4′-isopropoxydiphenyl sulfone developer dispersion, method of wet grinding, and thermal recording media | — | 2010-03-09 |
| 6861388 | Antifalsification recording paper and paper support therefor | Masanori Ohhashi, Hiroshi Ito | 2005-03-01 |