Issued Patents 2002
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464867 | Apparatus for producing water containing dissolved ozone | Osamu Ota, Tetsuo Mizuniwa, Kazumi Tsukamoto | 2002-10-15 |
| 6450181 | Cleaning solution for electronic materials and method for using same | Tetsuo Mizuniwa, Junichi Ida | 2002-09-17 |
| 6431186 | Method of cleaning electronic components | Junichi Ida | 2002-08-13 |
| 6409918 | Apparatus for supplying ozonated ultrapure water | Tetsuo Mizuniwa, Junichi Ida | 2002-06-25 |
| 6387309 | Method of manufacturing a press die made of concrete | Akihiko Kojima, Kiyoshi Saito | 2002-05-14 |
| 6372699 | Cleaning solution for electronic materials and method for using same | Tetsuo Mizuniwa, Junichi Ida | 2002-04-16 |
| 6350376 | Reductive heat exchange water and heat exchange system using such water | Takashi Imaoka, Isamu Sugiyama, Tadahiro Ohmi, Masaki Hirayama | 2002-02-26 |
| 6348095 | Method and apparatus for pulling a single crystal | Hideki Watanabe | 2002-02-19 |
| 6346505 | Cleaning solution for electromaterials and method for using same | Tetsuo Mizuniwa, Junichi Ida | 2002-02-12 |
| 6343779 | Water distribution piping of gas-dissolved cleaning water | — | 2002-02-05 |