Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445785 | Methods and apparatus for local number portability in telecommunication systems | May Y. Chan, Blayne Maring, I-Hsiang Yu | 2002-09-03 |
| 5811251 | Kit for counting the number of living microorganisms | Atsumi Hirose, deceased, Susumu Seto, Takuji Kataoka | 1998-09-22 |
| 5627042 | Method for counting the number of living microorganisms | Atsumi Hirose, deceased, Susumu Seto, Takuji Kataoka | 1997-05-06 |