Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7232504 | Apparatus and method for distilling waste liquids | Hiroshi Osuda, Toru Matoba, Daisuke Adachi | 2007-06-19 |
| 7183117 | Apparatus for measuring characteristics of chemical solution, chemical solution supply apparatus, and method for measuring concentration of chemical solution | Hiroshi Osuda, Toru Matoba, Takeshi Nakamura | 2007-02-27 |
| 7144552 | Method and apparatus for preparing chemical solutions | Toru Matoba, Hiroshi Osuda | 2006-12-05 |
| 7052599 | Method and apparatus for reuse of abrasive fluid used in the manufacture of semiconductors | Hiroshi Osuda, Toru Matoba | 2006-05-30 |
| 6656359 | Method and apparatus for reuse of abrasive fluid used in the manufacture of semiconductors | Hiroshi Osuda, Toru Matoba | 2003-12-02 |
| 6508915 | Apparatus and method for distilling waste liquids | Hiroshi Osuda, Toru Matoba, Daisuke Adachi | 2003-01-21 |
| 6477323 | System and method for continuously reprocessing waste sulfuric acid liquid, and heater supporting structure for heating a vessel made of glass | Kiyohito Koizumi, Hiroshi Osuda, Toru Matoba, Takayuki Sadakata | 2002-11-05 |