Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840651 | Process for the production of activated coke for simultaneous desulfurization and denitrification | Kazuhiko Hanashita, Masahiro Matsuoka, Hiroyasu Suenaga, Katsuhiko Umeno | 1998-11-24 |
| 5525196 | Process for producing formed activated coke | Masahiro Matsuoka, Kazuhiko Hanashita, Fumiaki Furusawa, Mitsuhiro Takada | 1996-06-11 |