Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308618 | Dietary fiber extracted from wheat bran pharmaceutical and dietary compositions containing same | Tsutomu KONNO, Kiro Asano | 1994-05-03 |
| 4437974 | Coal liquefaction process | Ryohei Minami, Shozo Okamura, Yoshihiko Sunami, Takuo Kanou | 1984-03-20 |
| 4242196 | Mass production system of highly aromatic petroleum pitch | Takaaki Aiba, Ryoichi Takahashi, Tutomu Konno | 1980-12-30 |
| 4233137 | Method of heat recovering from high temperature thermally cracked hydrocarbons | Kiyoji Ozaki, Akinobu Fukuhara, Yasuo Sagi | 1980-11-11 |