Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11369696 | Radio-opaque writing instruments and methods of use | Ashok C. Khandkar | 2022-06-28 |
| 10709800 | Radio-opaque writing instruments and methods of use | Ashok C. Khandkar | 2020-07-14 |
| 8993989 | Apparatuses and methods employing multiple layers for attenuating ionizing radiation | Ashok C. Khandkar | 2015-03-31 |
| 8754389 | Apparatuses and methods employing multiple layers for attenuating ionizing radiation | Ashok C. Khandkar | 2014-06-17 |
| 5104410 | Surgical implant having multiple layers of sintered porous coating and method | — | 1992-04-14 |