Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787069 | Compound having dopant introduced into vacant lattice point while controlling position and concentration | Shigemi Kohiki, Ryuta Kiyoshima, Shigenori Matsushima | 2004-09-07 |
| 6167691 | Gasification power generation system using preheated gasifying-agent to gasify fuel | Kunio Yoshikawa, Keiji Murata, Michio Hori, Takashi Ogawa, Masafumi Fukuda | 2001-01-02 |
| 5378247 | Separators and method of manufacturing the same | Yasushi Shimizu, Teruo Yamaguchi, Kiyotaka Tanaka | 1995-01-03 |