Issued Patents All Time
Showing 26–50 of 122 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11207892 | Replaceable print apparatus components comprising memory | Kevin Rourke, John McNeilly | 2021-12-28 |
| 11177954 | Firmware-inaccessible key storage | John L McWilliams, Stephen D. Panshin, Francisco Alcazar | 2021-11-16 |
| 11123994 | Supply authentication via timing challenge response | Stephen D. Panshin | 2021-09-21 |
| 11052669 | Integrated circuit device for a replaceable printer component | Paul L. Jeran, Bartley Mark Hirst, Dee Chou | 2021-07-06 |
| 11048791 | Digitally signed data | Shell S. Simpson, Stephen D. Panshin, David B. Novak | 2021-06-29 |
| 11034157 | Logic circuitry | James Michael Gardner, Scott A. Linn, Stephen D. Panshin, David Owen Roethig, David Olsen +3 more | 2021-06-15 |
| 11027554 | Supply authentication via timing challenge response | Stephen D. Panshin | 2021-06-08 |
| 11020976 | Supply authentication via timing challenge response | Stephen D. Panshin | 2021-06-01 |
| 11014370 | Supply authentication via timing challenge response | Stephen D. Panshin | 2021-05-25 |
| 11001069 | Replaceable item authentication | Stephen D. Panshin, Erik D. Ness | 2021-05-11 |
| 10987936 | Supply authentication via timing challenge response | Stephen D. Panshin | 2021-04-27 |
| 10956556 | Protecting data in memory of a consumable product | Paul L. Jeran, Stephen D. Panshin | 2021-03-23 |
| 10940693 | Logic circuitry | James Michael Gardner, Scott A. Linn, Stephen D. Panshin, David Owen Roethig, David Olsen +3 more | 2021-03-09 |
| 10944564 | Replaceable item authentication | Stephen D. Panshin, Erik D. Ness | 2021-03-09 |
| 10894423 | Logic circuitry | James Michael Gardner, Scott A. Linn, Stephen D. Panshin, David Owen Roethig, David Olsen +3 more | 2021-01-19 |
| 10875318 | Logic circuitry | James Michael Gardner, Scott A. Linn, Stephen D. Panshin, David Owen Roethig, David Olsen +3 more | 2020-12-29 |
| 10850527 | Transform map at printer cartridge | Stephen J. Nichols, Jay S. Gondek | 2020-12-01 |
| 10766267 | Transform map at printer cartridge | Stephen J. Nichols, Jay S. Gondek | 2020-09-08 |
| 10680822 | Replaceable item authentication | Stephen D. Panshin, Erik D. Ness | 2020-06-09 |
| 10504053 | Providing replacement printing fluid to a printer | Rowdy K. Webb, Daniel M Holcomb, Phillip A Mcoog, Jean-Frederic Plante, Kerry J. Kilk +2 more | 2019-12-10 |
| 10432825 | Color map from color data collected from plurality of sources | Stephen J. Nichols, Jay S. Gondek | 2019-10-01 |
| 10423109 | System and method for managing subscription and trade based printer supplies | Amy Shipman, Rowdy K. Webb, Stephen D. Panshin, Mark S. Hickman | 2019-09-24 |
| 10412269 | Printer cartridges and memory devices containing compressed multi-dimensional color tables | Jay S. Gondek, Stephen J. Nichols | 2019-09-10 |
| 10372898 | Protecting data in memory of a consumable product | Paul L. Jeran, Stephen D. Panshin | 2019-08-06 |
| 10277399 | Replaceable item authentication | Erik D. Ness, Stephen D. Panshin | 2019-04-30 |