Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477323 | System and method for continuously reprocessing waste sulfuric acid liquid, and heater supporting structure for heating a vessel made of glass | Kiyohito Koizumi, Toru Matoba, Masataka Fukuizumi, Takayuki Sadakata | 2002-11-05 |