Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5017683 | Condensed polycyclic, polynuclear aromatic thermosetting resin having good moldability and heat resistance; and preparation thereof | Sugio Otani, Haruyuki Kano, Yoshihisa Sone, Kenji Kageyama, Toshiaki Mabuchi | 1991-05-21 |
| 4318779 | Method of manufacture of blast furnace cokes containing substantial amounts of low grade coals | Keiji Kubo, Hiromichi Takahashi | 1982-03-09 |