Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8178265 | Electrophotographic photoreceptor having a spectral marker and electrophotographic printer using the same | David Glenn Black, James Alan Hartman, Rudolph Wayne Hrobsky, Ronald Harold Levin, Robert Max Lopez, Jr. +2 more | 2012-05-15 |
| 6787276 | Dual layer photoconductors with charge transport layer including styrene-acrylic resin | David Glenn Black, Ronald Harold Levin, Dat Quoc Nguyen, Bradford Taylor, Vincent Ting | 2004-09-07 |
| 6492083 | Toner comprising wax and functionalized enhancing agent | Bryan Patrick Livengood, Michelle Morris, John Melvin Olson, Jodi P. Walsh | 2002-12-10 |