Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7112311 | Cooling method of hydrotreating plant and cooling unit therefor | Hidekatsu Honda, Masayuki Shoji, Toshihiko Nasu, Katsuhiko Kawakami, Junichi Takano | 2006-09-26 |
| 5460713 | Process for producing low viscosity lubricating base oil having high viscosity index | Tetsuo Takito, Motohiko Iwata, Yasuo Kinoshita | 1995-10-24 |
| 5330680 | Foliated fine graphite particles and method for preparing same | Kouji Sakawaki, Yutaka Yamashita | 1994-07-19 |