JC

John W. Campbell

LO Loop-A-Line: 3 patents #2 of 2Top 100%
RI Rockwell International: 2 patents #464 of 2,155Top 25%
BH Baker Hughes Holdings: 2 patents #1,327 of 3,522Top 40%
BP Babcock Power: 2 patents #1 of 12Top 9%
HP HP: 1 patents #3,612 of 7,018Top 55%
CA Cnh Industrial America: 1 patents #867 of 1,456Top 60%
UL University Of Leeds: 1 patents #50 of 261Top 20%
3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #231,769 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11866609 Optically clear adhesives containing a trialkyl borane complex initiator and photoacid Christopher J. Campbell, Mark F. Ellis, Kathleen S. Shafer, Wayne S. Mahoney 2024-01-09
9267413 Exhaust system for an agricultural vehicle Daniel Alan Morey, Kain Knowles, Rajeshwar Adupala, Panos Tamamidis 2016-02-23
7935251 Waste treatment apparatus 2011-05-03
7794597 Treatment of waste mixture containing liquids and solids 2010-09-14
6945096 Measurement and control of asphaltene agglomeration in hydrocarbon liquids Gregory M. Jones, Malcolm J. W. Povey 2005-09-20
6687660 Hydrocarbon reservoir testing James Robinson 2004-02-03
5969237 Measurement and control of asphaltene agglomeration in hydrocarbon Liquids Gregory M. Jones, Malcolm J. W. Povey 1999-10-19
5054727 Rapid racker Welbourne D. McGahee, James H. Muir 1991-10-08
4920686 Side stepper worms with rattle and sinker Welbourne D. McGahee 1990-05-01
4891508 Precision infrared position detector apparatus for touch screen system 1990-01-02
4873783 Side stepper worms with hook pocket Welbourne D. McGahee 1989-10-17
4862628 Side stepper worms Welbourne D. McGahee 1989-09-05
4612958 Boiler safety valve installations 1986-09-23
4512412 Swinging fire apparatus pump operator panel 1985-04-23
4387577 Boilers 1983-06-14
4377072 Ceramic heat exchange module and apparatus and process utilizing same Larry H. Russell, Philip I. Robinson 1983-03-22
4357907 Fluidized bed combustor with improved indirect heat exchanger units Larry H. Russell, Philip I. Robinson 1982-11-09
4328594 Prosthetic foot Charles W. Childs 1982-05-11
4214398 Fishhook Lawrance W. Campbell 1980-07-29