Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11256185 | Shaped charge generation layer for a photoconductive drum | Matthew David Heid, Weimei Luo, Prasanna Shrestha | 2022-02-22 |
| 11249406 | Method for a shaped charge generation layer for photoconductive drum | Matthew David Heid, Weimei Luo, Prasanna Shrestha | 2022-02-15 |
| 6066427 | Methods for making a charge generating layers comprising type I polymorph of titanyl phthalocyanine with reduced photosensitivity and photoconductors including the same | David Glenn Black, Ronald Harold Levin | 2000-05-23 |
| 6042980 | Photoconductor with charge generation binder blend | Kasturi Rangan Srinivasan | 2000-03-28 |
| 6022657 | Methods of making charge generation layers containing charge transport compound, and photoconductors containing the same | Sterritt R. Fuller, Jr., Gregory W. Haggquist, Ronald Harold Levin, Scott Thomas Mosier, Jennifer Kaye Neely +1 more | 2000-02-08 |
| 5994014 | Photoconductor containing silicone microspheres | Garry Hinch, Paul Dwight Kemmesat, Michael Thomas Moore, Michael George Sloan, Karin Voll +1 more | 1999-11-30 |
| 5571650 | Organic positive photoconductor | Garry Hinch, Ronald Harold Levin | 1996-11-05 |