Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6330728 | Brush scrubbing apparatus | Takashi Osako | 2001-12-18 |
| 6254690 | Semiconductor wafer cleaning method using a semiconductor wafer cleaning device that supports a lower surface of the wafer | — | 2001-07-03 |
| 6219872 | Brush scrubbing apparatus | Takashi Osako | 2001-04-24 |
| 5444809 | Flame retardant resin composition and flame retardant plastic optical fiber cable using the same | Kazunori Aoki, Yasufumi Yamamoto | 1995-08-22 |
| 5371649 | Method and apparatus for corona discharge processing | Akinori Iwata, Makoto Moriyama, Kouichi Kuwano, Kensuke Akutsu, Ikuo Tochizawa +4 more | 1994-12-06 |
| 4879100 | Corona discharge treatment apparatus | Koichi Tsutsui, Shoji Ikeda | 1989-11-07 |