Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6020099 | Method and apparatus for forming and refining toner images in an electrostatic printing machine | Chu-heng Liu | 2000-02-01 |
| 6009294 | Addressable toner applicator and method and apparatus for enhancing custom color characteristics in a contact electrostatic printing apparatus | Chu-heng Liu | 1999-12-28 |
| 6006061 | Method and apparatus for forming high quality images in an electrostatic printing machine | Chu-heng Liu | 1999-12-21 |
| 5991577 | Air breakdown charge and development image forming method and apparatus using image area centered patches of toner | Chu-heng Liu | 1999-11-23 |
| 5991582 | Method and apparatus for developing high quality images in a liquid immersion development machine | Chu-heng Liu | 1999-11-23 |
| 5989769 | Liquid developers and processes thereof | Ralph A. Mosher, William M. Prest, Jr., Paul W. Morehouse, Jr., Samuel Kaplan, Timothy J. Fuller +2 more | 1999-11-23 |
| 5991578 | Image forming reverse charge printing method and apparatus using image area centered patches of toner | Chu-heng Liu | 1999-11-23 |
| 5987283 | Apparatus and method for developing an electrostatic latent image directly from an imaging member to a final substrate | Chu-heng Liu | 1999-11-16 |
| H1803 | Liquid electrophotographic printing processes | Edward B. Caruthers, Jr., Constance J. Thornton, Paul W. Morehouse, Jr., Terry D. Seim, Scott W. Wolff +3 more | 1999-09-07 |
| 5937248 | Contact electrostatic printing image forming method and apparatus using image area centered patch of tonerpatches of toner | Chu-heng Liu | 1999-08-10 |
| 5937243 | Image-wise toner layer charging via air breakdown for image development | Chu-heng Liu | 1999-08-10 |
| 5826147 | Electrostatic latent image development | Chu-heng Liu | 1998-10-20 |