Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494132 | Screen printer and a screen printing method | Yasushi Sano | 2002-12-17 |
| 6416562 | Air filter medium, air filter pack and air filter unit comprising the same, and method for producing air filter medium | Yoshiyuki Shibuya, Kunihiko Inui, Hideyuki Kiyotani | 2002-07-09 |
| 6355135 | Method of laminating gas permeable sheet material | Osamu Inoue, Toshio Kusumi, Jun Asano, Katsutoshi Yamamoto, Shinichi Chaen +1 more | 2002-03-12 |