Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11248953 | Broadband calibrator from visible to long wave infrared | James R. Chow, Christopher R. Koontz, Hans P. Naepflin, Steven E. Persh, Stephen J. Schiller +1 more | 2022-02-15 |
| 10473581 | Irradiation of lead based quantum dots to generate near infrared phosphorescence as part of a compact, thin profile, on-demand calibration source | James R. Chow, Kalin Spariosu, Stephanie Lin, Kurt S. Ketola, Tom Huang | 2019-11-12 |
| 5594167 | Gas meter having cam for reciprocating valve covers and related methods | — | 1997-01-14 |