Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468320 | Filter unit and filter | Tatsuaki Sumitani, Masao Ieno, Yoshitaka Saito | 2002-10-22 |
| 6465086 | Ink jet recording material and process for producing same | Ryu Kitamura, Shunichiro Mukoyoshi | 2002-10-15 |
| 6436513 | Ink jet recording material | Ryu Kitamura, Shunichiro Mukoyoshi, Kazuaki Ohshima | 2002-08-20 |
| 6338382 | Air conditioner | Shinji Sugiyama, Ritsushi Taira, Shunsuke Nakashima, Makoto Yanagida | 2002-01-15 |