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

Michael P. Sharrock — 6 Patents

IMImation: 4 patents #79 of 622Top 15%
Sony: 1 patents #17,321 of 25,231Top 70%
Windom, MN: #571 of 2,819 inventorsTop 25%
Minnesota: #11,902 of 52,454 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Michael P. Sharrock has been granted 6 US patents while listed as an inventor at Imation. The first was granted in 1983 and the most recent in April 2016. Michael P. Sharrock ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Michael P. Sharrock in Windom, MN, US.

Patents per Year

Patents granted per year, 1983 to 2016Bar chart with a peak of 4 patents in 2014.peak 41983: 1 patents19832014: 4 patents20142016: 1 patents2016

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9324354 Barium ferrite magnetic storage media David C. Lowery, Stephen R. Ebner, Ryosuke Isobe, Larold L. Olson, Scott A. Walker 2016-04-26 $325,000
8817415 Erasure of magnetic storage media having perpendicular anisotropy Larold L. Olson, Douglas W. Johnson 2014-08-26 $1,280,000
8804276 Continuous biasing and servowriting of magnetic storage media having perpendicular anisotropy Larold L. Olson, Douglas W. Johnson 2014-08-12 $1,181,000
8797674 Servo mark length matched to write head gap for magnetic storage media Larold L. Olson, Douglas W. Johnson 2014-08-05 $590,000
8767342 Erasure and servowriting of magnetic storage media having perpendicular anistropy Larold L. Olson, Douglas W. Johnson 2014-07-01 $1,416,000
4389801 Pockets for garments Donovan N. Fry, Robert C. William, Jr. 1983-06-28