Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471874 | Effluent treating method, an effluent treating apparatus, and a cleaning apparatus using the same | Jun Yamamoto, Kunimasa Muroi, Yoichi Nagasaki | 2002-10-29 |
AO
Akira Osawa
Overall (2002): #259,584 of 266,432Top 100%
1
Patents 2002