Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696065 | Engine oil composition | Noriyoshi Tanaka, Aritoshi Fukushima, Yukio Tatsumi, Kazuhisa Morita | 1997-12-09 |
| 5645351 | Temperature measuring method using thermal expansion and an apparatus for carrying out the same | Toshihiko Nakata, Shigeki Hirasawa, Takanori Ninomiya, Mineo Nomoto | 1997-07-08 |
| 5631213 | Process for producing molybdenum oxysulfide dithiocarbamate | Noriyoshi Tanaka, Aritoshi Fukushima, Yukio Tatsumi, Kazuhisa Morita | 1997-05-20 |
| 5627146 | Lubricating oil composition | Noriyoshi Tanaka, Aritoshi Fukushima, Yukio Tatsumi | 1997-05-06 |