Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304975 | Chromium-on-silica catalysts and methods of making the same | Yatao Hu, Parag Shah, David George Collopy, Myoung Kie Lee | 2025-05-20 |
| 11732065 | Chromium-on-silica catalysts and methods of making the same | Yatao Hu, Parag Shah, David George Collopy, Myoung Kie Lee | 2023-08-22 |
| 8039564 | Catalyst precursor particles, their preparation and use | Christine Elizabeth Marsden | 2011-10-18 |
| 6576364 | Deferred assembly construction of electrochemical cells | Chauncey T. Mitchell, Jr., David M. Good, Mark A. Shadle, Gerrit L. Verschuur | 2003-06-10 |
| 6369793 | Printed display and battery | — | 2002-04-09 |
| 6285492 | Interactive electrochemical displays | David M. Good, Chauncey T. Mitchell, Jr., Mark A. Shadle, Gerrit L. Verschuur | 2001-09-04 |
| 6243192 | Electrochemical display and timing mechanism with migrating electrolyte | Chauncey T. Mitchell, Jr., Gerrit L. Verschuur, Mark A. Shadle, David M. Good | 2001-06-05 |
| 6136468 | Electrochemical cell with deferred assembly | Chauncey T. Mitchell, Jr., David M. Good, Mark A. Shadle, Gerrit L. Verschuur | 2000-10-24 |
| 5930023 | Electrochemical display and timing mechanism with migrating electrolyte | Chauncey T. Mitchell, Jr., Gerrit L. Verschuur, Mark A. Shadle, David M. Good | 1999-07-27 |
| 5912759 | Electrochemical display cell with focused field | David M. Good, Mark A. Shadle, Gerrit L. Verschuur, Chauncey T. Mitchell, Jr. | 1999-06-15 |
| 4887739 | Business card dispenser | — | 1989-12-19 |
| 4872664 | Treadmill having improved deck | — | 1989-10-10 |
| 4865283 | Merchandising display stand | — | 1989-09-12 |
| 4792058 | Business card dispenser | — | 1988-12-20 |