Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773770 | Ink jet recording material and recording method | Naonobu Sugiyama, Hiromasa Kondo | 2004-08-10 |
| 6620469 | Ink jet recording sheet comprising a water repellent underlayer | Naonobu Sugiyama, Kazuaki Ohshima | 2003-09-16 |
| 6544602 | Supertwist liquid-crystal displays and liquid-crystal mixtures therefor | Harald Hirschmann, Clarissa Weller, Georg Weber, Akihiro Kojima | 2003-04-08 |
| 6514598 | Ink jet recording sheet and method | Naonobu Sugiyama, Satoshi Matsuura | 2003-02-04 |
| 6440506 | Supertwisted nematic liquid crystal displays | Akihiro Kojima, Fumio Shimano, Yukiko Fujii, Izumi Saito | 2002-08-27 |
| 5952104 | Ink jet recording material | Naonobu Sugiyama, Kazuaki Ohshima, Toshiki Okayasu | 1999-09-14 |