Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465078 | Recording sheet with an ink absorbing layer | Ken Kawai, Akihiro Izuka, Takaaki Fujiwa, Kiyotaka Inokami | 2002-10-15 |
| 6177181 | Porous films, process for producing the same, and laminate films and recording sheets made with the use of the porous films | Toyozo HAMADA, Shuji Nakatsuka | 2001-01-23 |