Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630070 | Wastewater treatment method and wastewater treatment equipment for recycling reactants and unreacted chemicals | Kazuyuki Yamasaki, Kazumi Chujou | 2003-10-07 |
NS
Norio Sawai
Overall (2003): #148,094 of 273,478Top 55%
1
Patents 2003