Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651978 | Silver thiosulfate silica gel antibacterial compositions | Katsumi Tomita, Hiroaki Oka, Kenji Hoshino, Atsushi Nishino | 1997-07-29 |
| 5645846 | Method of disinfecting an object and antiviral disinfection liquid therefor | Hiroaki Oka, Katsumi Tomita, Kenji Hoshino, Atsushi Nishino, Shigeharu Ueda | 1997-07-08 |