Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DD

David D. Differding — 3 Patents

Medtronic: 3 patents #3,019 of 6,367Top 50%
Edina, MN: #344 of 909 inventorsTop 40%
Minnesota: #19,251 of 52,454 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David D. Differding has been granted 3 US patents while listed as an inventor at Medtronic. The first was granted in 2012 and the most recent in August 2017. David D. Differding ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David D. Differding in Edina, MN, US.

Patents per Year

Patents granted per year, 2012 to 2017Bar chart with a peak of 1 patents in 2012.peak 12012: 1 patents20122014: 1 patents20142017: 1 patents2017

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9724784 Optical feedthrough for medical devices Reginald D. Robinson, James A. Johnson, Bernard Q. Li, Gerald G. Lindner, Brad C. Tischendorf +1 more 2017-08-08 $24,226,000
8903473 Radiopaque markers for implantable medical devices Charles R. Rogers, John Michael Gray, Michael J. Baade, Katherine J. Bach, Steven D. Byland +1 more 2014-12-02 $31,142,000
8192418 Releasing a material within a medical device via an optical feedthrough Reginald D. Robinson, James A. Johnson, Bernard Q. Li, Gerald G. Lindner, Brad C. Tischendorf +1 more 2012-06-05 $16,117,000