Shawn G. Purnell has been granted 15 US patents while listed as an inventor at Avent . The first was granted in 2011 and the most recent in June 2025. Shawn G. Purnell ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Shawn G. Purnell in Canton, GA, US.
Patents per Year Patents granted per year, 2011 to 2025 Bar chart with a peak of 2 patents in 2017. peak 2 2011: 1 patents 2011 2012: 1 patents 2015: 1 patents 2015 2017: 2 patents 2018: 2 patents 2018 2020: 1 patents 2021: 1 patents 2021 2022: 2 patents 2023: 1 patents 2023 2024: 2 patents 2025: 1 patents 2025 Issued Patents All Time
Showing 1–15 of 15 patents
Patent # Title Co-Inventors Date
12336870 Threaded connector port cleaning system, method, and apparatus Jeffrey S. Nordquist , Crystal E. Koelper , Robert McVey 2025-06-24
12128194 System and method for detecting medical device location and orientation in relation to patient anatomy Karl Thomas Bjurbo , Anthony D. Roberts , Vlad Bluvshtein 2024-10-29
11944761 System and method for medical device position guidance Donald J. McMichael 2024-04-02
11730926 System and method for detecting medical device location and orientation in relation to patient anatomy Karl Thomas Bjurbo , Anthony D. Roberts , Vlad Bluvshtein 2023-08-22
11273288 System and method for medical device position guidance Donald J. McMichael 2022-03-15
11224732 Threaded connector port cleaning system, method, and apparatus Jeffrey S. Nordquist , Crystal E. Koelper , Robert McVey 2022-01-18
10994089 Bridle delivery system, method, and apparatus for securing nasal tubes Donald R. Kirkpatrick , Crystal E. Koelper , Jill Lazar , Michael Masino , Michael C. Shaughnessy +1 more 2021-05-04
10549074 Tubing assembly and signal generation placement device and method for use with catheter guidance systems Michael C. Shaughnessy , David K. Platt , George A. Nassif , Andrew Smith 2020-02-04
9956366 Bridle delivery system, method, and apparatus for securing nasal tubes Donald R. Kirkpatrick , Crystal E. Koelper , Jill Lazar , Michael Masino , Michael C. Shaughnessy +1 more 2018-05-01
9889277 Tubing assembly and signal generator placement control device and method for use with catheter guidance systems Michael C. Shaughnessy , David K. Platt , George A. Nassif , Andrew Smith 2018-02-13
9687174 Medical device position guidance system with wireless connectivity between a noninvasive and an invasive device David S. Jaggi , Donald A. Kay , Joseph P. Killam , Salvatore Manzella, JR. , King Y. Moy +5 more 2017-06-27
9579488 Tubing assembly and signal generator placement control device and method for use with catheter guidance systems Michael C. Shaughnessy , David K. Platt , George A. Nassif , Andrew Smith 2017-02-28
9131956 Tubing assembly and signal generator placement control device and method for use with catheter guidance systems Michael C. Shaughnessy , David K. Platt , George A. Nassif , Andrew Smith 2015-09-15
8197494 Medical device position guidance system with wireless connectivity between a noninvasive device and an invasive device David S. Jaggi , Donald A. Kay , Joseph P. Killam , Salvatore Manzella, JR. , King Y. Moy +5 more 2012-06-12
7976518 Tubing assembly and signal generator placement control device and method for use with catheter guidance systems Michael C. Shaughnessy , David K. Platt , George A. Nassif , Andrew Smith 2011-07-12