Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286110 | Vehicle sensor systems, components and methods | Mark Cheyne | 2025-04-29 |
| 11332137 | Vehicle sensor systems, components and methods | Mark Cheyne | 2022-05-17 |
| 9731239 | Fluoropolymer article for bacterial filtration | John C. Allen, Brian C. Martonik, Kenneth S. Zukor | 2017-08-15 |
| 5966156 | Refilling technique for inkjet print cartridge having two ink inlet ports for initial filling and recharging | Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda +1 more | 1999-10-12 |
| 5874976 | Inkjet cartridge fill port adapter | Robert Joseph Katon, Max S. Gunther, Joseph E. Scheffelin, David S. Hunt, Mark E. Young +2 more | 1999-02-23 |
| 5748216 | Inkjet print cartridge having valve connectable to an external ink reservoir for recharging the print cartridge | Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda +1 more | 1998-05-05 |
| 5682183 | Ink level sensor for an inkjet print cartridge | John M. Wade, Betsy Huntingdon | 1997-10-28 |
| 5504406 | Wiper system with variable holddown force | Michael D. Shultz, Gil F. Schultz | 1996-04-02 |
| 5495132 | DC motor with increased rotor resistance | Michael D. Shultz, Gil F. Schultz | 1996-02-27 |