Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663722 | Method of cleaning fluorine-containing rubber molded article for semiconductor production apparatuses and cleaned molded article | Tsuyoshi Noguchi, Mitsuru Kishine, Masanori Hasegawa | 2003-12-16 |
| 6663924 | PACKAGING MATERIAL FOR MOLDING MATERIAL AND PARTS FOR SEMICONDUCTOR PRODUCTION APPARATUSES, METHOD FOR PACKAGING BY USING SAME AND PACKAGED MOLDING MATERIAL AND PARTS FOR SEMICONDUCTOR PRODUCTION APPARATUSES | Masanori Hasegawa, Tsuyoshi Noguchi, Mitsuru Kishine | 2003-12-16 |
| 6515064 | Molded elastomer | Hiroyuki Tanaka, Masanori Hasegawa, Tsuyoshi Noguchi | 2003-02-04 |