Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972057 | Method and apparatus for producing diesel fuel oil from waste edible oil | Shigeto Hayafuji, Shosei Oh, Hiroaki Zaima | 1999-10-26 |
| 5232574 | Polyviologen modified electrode and use thereof | Tetsuyuki Saika | 1993-08-03 |