Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652949 | Preheating controller for a two-stage electrophotographic printing system | Shuho Yokokawa, Hiroshi Hakuta, Takao Chikuzenya, Isao Nakajima, Hiroshi Ueno | 1997-07-29 |
| 5620805 | Alloy and multilayer steel tube having corrosion resistance in fuel combustion environment containing V, Na, S and Cl | Tetsuo Ishitsuka, Koichi Nose | 1997-04-15 |