Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Campbell — 18 Patents

ITInfusion Technologies: 5 patents #1 of 3Top 35%
HP: 3 patents #5,824 of 16,619Top 40%
HEHewlett Packard Enterprise: 1 patents #2,081 of 4,473Top 50%
SVSloan Valve: 1 patents #78 of 124Top 65%
General Motors: 1 patents #9,441 of 18,328Top 55%
Hermitage, PA: #3 of 152 inventorsTop 2%
Pennsylvania: #3,897 of 74,527 inventorsTop 6%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Robert E. Campbell has been granted 18 US patents while listed as an inventor at Infusion Technologies. The first was granted in 1984 and the most recent in December 2015. Robert E. Campbell ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Robert E. Campbell in Hermitage, PA, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9213535 Pre-computing computer software patch solutions Keith R. Buck, Evan R. Zweifel, Robert William Fritz 2015-12-15 $3,681,000
9038051 Selecting patch solutions based on availability of information regarding patches previously installed on user system Evan R. Zweifel, Keith R. Buck 2015-05-19 $9,326,000
8196996 Vehicle drag reducer 2012-06-12
8108836 System and method for defining software management Keith R. Buck, John R. Diamant, Evan R. Zweifel 2012-01-31 $17,621,000
7940532 Power conversion device frame packaging apparatus and methods Steven Willing, Kent Carlson, Alberto Avendano 2011-05-10
7698545 Computer configuration chronology generator Shane Unruh, John R. Diamant, Keith R. Buck, Evan R. Zweifel 2010-04-13 $12,002,000
7546224 Method for assessing the integrity of a structure 2009-06-09
7000497 Selectively positionable gearshift and method Harry Edward Campbell 2006-02-21
6684585 Method and apparatus for providing a visual indication of the tension applied to a tendon of a post-tension system 2004-02-03
6539678 Vehicle service bay T. Scott Campbell 2003-04-01
5472420 Valve system and method for control of an infusion pump 1995-12-05
5423759 Valve system and method for control of an infusion pump 1995-06-13
5411482 Valve system and method for control of an infusion pump 1995-05-02
5342313 Fluid pump for a flexible, variable geometry reservoir Andre A. Kulisz, Valery Migachyov 1994-08-30
5232439 Method for pumping fluid from a flexible, variable geometry reservoir Andre A. Kulisz, Valery Migachyov 1993-08-03
4947065 Stator assembly for an alternating current generator Robert W. Ward, William E. Boys 1990-08-07
4648661 Empty and load valve for a railroad car brake system Eugene W. Schmitt 1987-03-10
4431124 Apparatus and method for guiding metal strip Thomas S. Campbell 1984-02-14