Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8605273 | Solar light tracking sensor direction setting/measuring/re-adjusting method and solar light collecting device | Kazuaki Ezawa, Kounosuke Oku, Takashi Kawaguchi | 2013-12-10 |
| 8355142 | Mounting position measuring device | Kazuaki Ezawa | 2013-01-15 |
| 6445888 | Image forming apparatus having a detachable cartridge and developer residual amount sensor | Shigeru Morimoto, Kiyoshi Sakoh, Toru Isosu | 2002-09-03 |
| 6011935 | Image formation system also serving as MICR printer | Satoshi Matsuzaka, Masami Shiokawa, Hiroshi Hashino, Satoshi Kishino, Osamu Shimizu | 2000-01-04 |