Issued Patents All Time
Showing 151–155 of 155 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4668244 | Method and apparatus for upgrading low rank coal | Yoichi Nakamura, Goro Kurita, Jinichi Tomuro, Toshio Kuge | 1987-05-26 |
| 4591654 | Solar cells based on indium phosphide | Masafumi Yamaguchi, Chikao Uemura | 1986-05-27 |
| 4559060 | Upgrading method of low-rank coal | Katsumi Muroi, Yoichi Nakamura, Toshihiko Takahashi, Morihisa Maruko | 1985-12-17 |
| 4521589 | Linear poly(3-alkyl-2,5-thienylene) polymer | Takakazu Yamamoto, Kenichi Sanechika | 1985-06-04 |
| 4511363 | Method of upgrading low-rank coal | Yoichi Nakamura, Shunsuke Nogita, Toshio Kuge, Katsumi Muroi | 1985-04-16 |