Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11266539 | Adhesive tape | Mariko Sugaya, Asami Oda | 2022-03-08 |
| D857212 | Adhesive skin patch | Mariko Sugaya | 2019-08-20 |
| 7312177 | Thermosensitive recording materials | Yoshiyuki Takahashi | 2007-12-25 |
| 6858565 | Thermosensitive recording material and novel color developer compounds | Hirotake Fujita, Jun Kojima, Yoshiyuki Takahashi | 2005-02-22 |
| 6677472 | Bis (arylsulfonylaminocarbonylaminobenzoate) compounds and thermosensitive recording materials containing same | Yoshiyuki Takahashi | 2004-01-13 |
| 6486094 | Bis (arylsulfonylaminocarbonylaminobenzoate) compounds and thermosensitive recording materials containing same | Yoshiyuki Takahashi | 2002-11-26 |
| 5612280 | Thermosensitive recording material | Yoshiyuki Takahashi, Takako Segawa, Kunitaka Toyofuku | 1997-03-18 |
| 5283227 | Thermosensitive recording material | Yoshiyuki Takahashi, Kunitaka Toyofuku | 1994-02-01 |