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

Michael J. Hassel — 6 Patents

PDPlus Development: 2 patents #6 of 15Top 40%
BTBrier Technology: 1 patents #7 of 10Top 70%
Infineon Technologies Ag: 1 patents #4,631 of 7,486Top 65%
STSeagate Technology: 1 patents #3,313 of 4,701Top 75%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Michael J. Hassel has been granted 6 US patents while listed as an inventor at Plus Development. The first was granted in 1989 and the most recent in November 2022. Michael J. Hassel ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Michael J. Hassel in Borgo San Lazzaro, CA, DE.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11508391 Device to amplify and clarify voice 2022-11-22
9558114 System and method to store data in an adjustably partitionable memory array Rex Kho, Wolfgang Beck, Thomas Liebermann 2017-01-31
9111578 Recording density variation of data tracks Bruce D. Emo 2015-08-18 $6,781,000
4987500 Self compensating high density data recording and detection scheme John F. Bizjak, David Niemann 1991-01-22
4858034 Modular unitary disk file subsystem with differing density zones Ian Felix, Claude E. Camp 1989-08-15
4825321 Modular unitary disk file subsystem having increased data storage capacity Ian Felix, Claude E. Camp 1989-04-25