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

Albert Hartman — 7 Patents

QUQuantum: 3 patents #139 of 703Top 20%
MAMaxtor: 1 patents #329 of 656Top 55%
STSeagate Technology: 1 patents #4,670 of 4,722Top 100%
Palo Alto, CA: #2,978 of 9,675 inventorsTop 35%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Albert Hartman has been granted 7 US patents while listed as an inventor at Quantum. The first was granted in 1997 and the most recent in June 2012. Albert Hartman ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Albert Hartman in Palo Alto, CA, US.

Patents per Year

Patents granted per year, 1997 to 2012Bar chart with a peak of 2 patents in 2012.peak 21997: 1 patents19971999: 1 patents19992000: 1 patents20002004: 1 patents20042009: 1 patents20092012: 2 patents2012

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8197443 Detection apparatus and method Satish Sundar, Swaminathan Balakrishnan 2012-06-12
8137312 Detection apparatus and method Satish Sundar, Swaminathan Balakrishnan 2012-03-20
7532440 Dual stage, head stack assembly for a disk drive Stephen P. Williams, Thomas A. Tacklind 2009-05-12 $16,549,000
6764289 Fixture for manufacturing magnets for a voice coil motor Wendy Lorimer 2004-07-20 $5,005,000
6157099 Specially oriented material and magnetization of permanent magnets 2000-12-05
5861696 Methods and apparatus for improved DC motors and magnetic clutches Wendy Lorimer 1999-01-19 $22,080,000
5675196 High speed ten pole/twelve slot D.C. brushless motor with minimized net radial force and low cogging torque Ben Huang 1997-10-07 $68,915,000