Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6509057 | Antibacterial, antifungal or antialgal article and process for producing same | Keijiro Shigeru, Takako Yazawa, Yasuyuki Kurino | 2003-01-21 |
| 6180162 | Method of producing antimicrobial metal articles and antimicrobial metal articles produced by the method | Keijiro Shigeru, Takeshi Yokota, Misako Tochihara, Susumu Satoh | 2001-01-30 |