Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9170540 | Image forming apparatus and method to determine an operation start time point of a photoconductor driving unit | So-won Sheen, Jong Woo Lee, Seok-Hoon Choi | 2015-10-27 |
| 8886063 | Image forming apparatus and method of controlling developing unit thereof | Byung Kyu Kim, Hae Chul Han | 2014-11-11 |
| 7831158 | Image forming apparatus capable of controlling toner supply | — | 2010-11-09 |
| 7315704 | Wet-type image forming apparatus, a toner concentration sensing method, and a method for controlling wet-type image forming apparatus | Joong-gwang Shin | 2008-01-01 |
| 6345889 | Ink cartridge for ink jet printer and method of making the ink cartridge | Satoshi Sakuraoka, Katsuhiko Satoh | 2002-02-12 |
| 5073468 | Method of forming electrophotographic image | Tadao Yamamoto, Tetsuya Abe, Masaaki Dohi, Mitsugu Oishi, Toshiro Honda +2 more | 1991-12-17 |