Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7789917 | Amphoteric stilbene composition | Kai-Kong Iu, Gary Robert Larson, Hai Quang Tran | 2010-09-07 |
| 6513921 | Light sensitive invisible ink compositions and methods for using the same | — | 2003-02-04 |
| 6149719 | Light sensitive invisible ink compositions and methods for using the same | — | 2000-11-21 |
| 6102998 | Ink-jet inks and method for printing the same | Kai-Kong Iu, Leonard Slevin | 2000-08-15 |
| 5471287 | System for replenishing liquid electrostatic developer | David E. Blair, Gregg A. Lane, James R. Larson, Kathryn A. Pearlstine | 1995-11-28 |
| 5262266 | Halogenated charge directors for liquid developers | Daniel McClain | 1993-11-16 |
| 5254427 | Additives for liquid electrostatic developers | Gregg A. Lane, Loretta Ann Grezzo Page | 1993-10-19 |
| 5244766 | Halogenated resins for liquid developers | Steven Schmidt | 1993-09-14 |
| 5106717 | AB diblock copolymers as toner particle dispersants for electrostatic liquid developers | Loretta Grezzo Page | 1992-04-21 |
| 5066821 | Process for preparing positive electrostatic liquid developers with acidified charge directors | James R. Larson, Kathryn A. Pearlstine | 1991-11-19 |
| 5053307 | Process for preparing high gloss electrostatic liquid developers | Gregg A. Lane, Carolyn C. Legere-Krongauz | 1991-10-01 |
| 5035992 | Process for the stabilization of high-chloride crystals with modified crystal habit using bromide shells | Thomas Peter Tufano | 1991-07-30 |
| 5034299 | Mineral acids as charge adjuvants for positive liquid electrostatic developers | James R. Larson, Kathryn A. Pearlstine, Torence J. Trout | 1991-07-23 |