Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1061708 | Mechanical pencil | — | 2025-02-11 |
| D1019778 | Mechanical pencil | — | 2024-03-26 |
| 9258876 | Traveling wave linear accelerator based x-ray source using pulse width to modulate pulse-to-pulse dosage | Stephen Wah-Kwan Cheung, Roger Heering Miller | 2016-02-09 |
| 9167681 | Traveling wave linear accelerator based x-ray source using current to modulate pulse-to-pulse dosage | Stephen Wah-Kwan Cheung, Roger Heering Miller | 2015-10-20 |
| 9031200 | Interleaving multi-energy x-ray energy operation of a standing wave linear accelerator | Ching-Hung Ho, Stephen Wah-Kwan Cheung, Roger Heering Miller | 2015-05-12 |
| 8942351 | Systems and methods for cargo scanning and radiotherapy using a traveling wave linear accelerator based X-ray source using pulse width to modulate pulse-to-pulse dosage | Stephen Wah-Kwan Cheung, Roger Heering Miller | 2015-01-27 |
| 8836250 | Systems and methods for cargo scanning and radiotherapy using a traveling wave linear accelerator based x-ray source using current to modulate pulse-to-pulse dosage | Stephen Wah-Kwan Cheung, Roger Heering Miller | 2014-09-16 |
| 8786217 | Interleaving multi-energy X-ray energy operation of a standing wave linear accelerator using electronic switches | Ching-Hung Ho, Stephen Wah-Kwan Cheung, Roger Heering Miller | 2014-07-22 |
| 8384314 | Traveling wave linear accelerator comprising a frequency controller for interleaved multi-energy operation | Paul Dennis Treas, Roger Heering Miller | 2013-02-26 |
| 8284898 | Interleaving multi-energy X-ray energy operation of a standing wave linear accelerator | Ching-Hung Ho, Stephen Wah-Kwan Cheung, Roger Heering Miller | 2012-10-09 |
| 8232748 | Traveling wave linear accelerator comprising a frequency controller for interleaved multi-energy operation | Paul Dennis Treas, Roger Heering Miller | 2012-07-31 |
| 8203289 | Interleaving multi-energy x-ray energy operation of a standing wave linear accelerator using electronic switches | Ching-Hung Ho, Stephen Wah-Kwan Cheung, Roger Heering Miller | 2012-06-19 |