Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6601946 | Image forming apparatus in which toner is removed by changing electric field between opposing electrode and control electrode | Shirou Wakahara, Yukihito Nishio, Yasuhiro Takai | 2003-08-05 |
| 6551965 | Marine diesel engine lubricating oil composition having improved high temperature performance | Hiroyuki Nagamatsu, Shigeru Iwamoto | 2003-04-22 |