John D. Brown has been granted 19 US patents while listed as an inventor at Chevron . The first was granted in 1980 and the most recent in August 2020. John D. Brown ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list John D. Brown in Diemelstraße, TX, US.
Patents per Year Patents granted per year, 1980 to 2020 Bar chart with a peak of 3 patents in 1999. peak 3 1980: 1 patents 1980 1982: 2 patents 1983: 1 patents 1983 1987: 1 patents 1993: 2 patents 1993 1994: 2 patents 1996: 1 patents 1996 1998: 1 patents 1999: 3 patents 1999 2002: 1 patents 2010: 1 patents 2010 2011: 1 patents 2013: 1 patents 2013 2020: 1 patents 2020
Issued Patents All Time
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Showing 1–19 of 19 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
10732212 Impedance isolated lower voltage and wired data communication network — 2020-08-04
8376120 Paper handling apparatus — 2013-02-19
7896053 Non-destructive component separation using infrared radiant energy Ronald F. Simandl , Steven W. Russell , Jerrid S. Holt 2011-03-01
7767637 Solvent for urethane adhesives and coatings and method of use Ronald F. Simandl , Jerrid S. Holt 2010-08-03
6367492 Apparatus for retaining plastic bags during washing — 2002-04-09
5976471 Ozone decomposing filter Ronald F. Simandl , Leroy Whinnery 1999-11-02
$18,190,000
5959461 Probe station adapter for backside emission inspection Matthew J. Costello , Luciano P. DosSantos , Robin W. Ruck 1999-09-28
D410314 Folding car ramps — 1999-05-25
5803983 Method for removing solid particulate material from within liquid fuel injector assemblies Ronald F. Simandl , John B. Andriulli , Paul D. Strain 1998-09-08
$9,570,000
5500450 Ultra-low density microcellular polymer foam and method Ronald F. Simandl 1996-03-19
5318229 Protective device for paper shredders — 1994-06-07
5300272 Microcellular carbon foam and method Ronald F. Simandl 1994-04-05
$8,031,000
5268395 Microcellular carbon foam and method Ronald F. Simandl 1993-12-07
$16,208,000
5208003 Microcellular carbon foam and method Ronald F. Simandl 1993-05-04
$4,014,000
4673871 Digital noise generator Peter Gladdish , Michael McCormick 1987-06-16
4380105 Method for shaping, forming and assembling a highly efficient cyclone separator John P. MacLean , J. Edward Cantwell , Harold D. Hoy 1983-04-19
$20,786,000
4337068 Methods for removing entrained solids from gases John P. MacLean , J. Edward Cantwell , Harold D. Hoy 1982-06-29
$13,629,000
4316729 Highly efficient cyclone separator John P. Mac Lean , J. Edward Cantwell , Harold D. Hoy 1982-02-23
$11,185,000
4220623 Fluidized catalytic cracking reactor Frederick C. Jahnke , John P. MacLean , Dale Williams 1980-09-02
$15,363,000
