Issued Patents All Time
Showing 151–155 of 155 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313810 | Oxygen concentration sensing apparatus | Hitoshi Niwa, Naoto Miwa, Masami Ouki | 1982-02-02 |
| 4305920 | Process for producing solid titanium trichloride | Masayoshi Hasuo, Yoshinori Suga, Yoshiteru Kobayashi, Kazuhisa Kojima | 1981-12-15 |
| 4220517 | Oxygen concentration sensing apparatus | Hitoshi Niwa, Naoto Miwa, Masami Ouki | 1980-09-02 |
| 4220516 | Oxygen sensor | Hiromi Sano | 1980-09-02 |
| 4202958 | Process for the preparation of polyolefins using a reduced vanadium halide catalyst | Kazuo Yamaguchi, Toru Tanaka, Shigeaki Okano, Nobuo Enokido | 1980-05-13 |