Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421504 | Hydraulic fracturing system, apparatus, and method | Brian C. Witkowski, Nadiya Fuller, Nuder Said, Duc Thanh Tran | 2022-08-23 |
| 11149514 | Hydraulic fracturing system, apparatus, and method | Brian C. Witkowski, Nadiya Fuller, Nuder Said, Duc Thanh Tran | 2021-10-19 |
| 11112809 | Gas alarm and safety system and method | Michael P. Bafaro, Theodore V. Lester | 2021-09-07 |
| 10808488 | Hydraulic fracturing system, apparatus, and method | Brian C. Witkowski, Nadiya Fuller, Nuder Said, Duc Thanh Tran | 2020-10-20 |
| D873860 | Mounting bracket for manifold assembly | Ron Arizpe, Adam Hardman | 2020-01-28 |
| 10526862 | Hydraulic fracturing system, apparatus, and method | Brian C. Witkowski, Nadiya Fuller, Nuder Said, Duc Thanh Tran | 2020-01-07 |
| 7719848 | Base radios with interchangeable modules | Robert B. Widmayer, James W. Turocy | 2010-05-18 |
| 7265985 | Heat sink and component support assembly | Robert B. Widmayer, James W. Turocy | 2007-09-04 |
| D524801 | Base radio front cover | Robert B. Widmayer, David T. Andersen, Richard H. Burzynski, David M. Frendreiss, James A. Hale +2 more | 2006-07-11 |
| D521976 | Six-pack base radio front covers | Robert B. Widmayer, David T. Andersen, Richard H. Burzynski, David M. Frendreiss, James A. Hale +2 more | 2006-05-30 |
| 5257409 | Frequency synthesizer with programming feedback | Robert J. Sarocka, David Neperud, Tim J. Manczko, David H. Spensley, Jr. | 1993-10-26 |
| 4998077 | VCO having tapered or stepped microstrip resonator | Peter Nanni, Terry K. Mansfield | 1991-03-05 |