Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869787 | Electrochemical method for determining end points of organic or inorganic reactions | Utaji Sawa, Kazunori Wada | 1989-09-26 |
| RE30949 | Digital frequency display device | — | 1982-05-25 |