Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5591349 | Microorganism removing method | Naoki Nakatsugawa, Yumiko Yoshimura, Yasuhiro Tanimura, Kenji Ezaki | 1997-01-07 |
AI
Akira Ikeda
Overall (1997): #180,089 of 185,788Top 100%
1
Patents 1997