Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7635432 | Method of treating at a high-temperature waste liquid from production plant for hydrocarbons or oxygen-containing compounds | Masayuki Uchida, Hiroaki Ikebe, Toshio Tsukamoto | 2009-12-22 |
| 5916252 | Refrigerating or air-conditioning apparatus | Yuji Yoshida, Mitsuharu Matsuo, Masaru Owa, Masataka Ozeki | 1999-06-29 |