Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Michael D. Barber — 12 Patents

CTCts: 2 patents #126 of 352Top 40%
QGQiagen Gmbh: 2 patents #89 of 335Top 30%
Loma Linda, CA: #3 of 98 inventorsTop 4%
California: #51,404 of 386,348 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Michael D. Barber has been granted 12 US patents while listed as an inventor at Cts. The first was granted in 1981 and the most recent in September 2025. Michael D. Barber ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Michael D. Barber in Loma Linda, CA, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12416279 Apparatus and method for simultaneous hydrogen production and emission control 2025-09-16
10690020 Vertical sliding valve arm 2020-06-23
10465570 Vertical sliding valve arm 2019-11-05
10058873 Process for safe deconstruction and recycling of catalytic converters 2018-08-28
8940484 Forensic identification Rebecca A. L. Barber, Peter E. Johnson, Sharon M. Gillbard, Marc D. Haywood, Carolyn D. Smith +4 more 2015-01-27 $21,247,000
8399191 Forensic identification Rebecca A. L. Barber, Peter E. Johnson, Sharon M. Gillbard, Marc D. Haywood, Carolyn D. Smith +4 more 2013-03-19 $23,119,000
7645580 Forensic identification Rebecca A. L. Barber, Peter E. Johnson, Sharon M. Gillbard, Marc D. Haywood, Carolyn D. Smith +4 more 2010-01-12
7087380 Forensic identification Rebecca A. L. Griffiths, Peter E. Johnson, Sharon M. Gillbard, Marc D. Haywood, Carolyn D. Smith +4 more 2006-08-08
5046701 Molded ball/seal 1991-09-10 $694,000
4649747 Coolant line hydrometer William G. Kipp 1987-03-17
4509716 Electromagnetically operated hydraulic valve device with snap-together valve housing Charles Frederick Lloyd 1985-04-09 $1,202,000
4307295 Mass spectrometers Robert D. Sedgwick, Lester C. E. Taylor 1981-12-22