James E. Pearson has been granted 41 US patents while listed as an inventor at Robertshaw Controls . The first was granted in 1983 and the most recent in July 2025. James E. Pearson ranks #75,001 of 4,157,543 US inventors in our database (top 1.8%). Patent records list James E. Pearson in Downers Grove, IL, US.
Patents per Year Patents granted per year, 1983 to 2025 Bar chart with a peak of 3 patents in 2017. peak 3 1983: 1 patents 1983 1984: 1 patents 1985: 1 patents 1993: 2 patents 1993 1994: 2 patents 1996: 1 patents 1999: 2 patents 1999 2000: 1 patents 2001: 1 patents 2002: 1 patents 2002 2004: 1 patents 2005: 1 patents 2006: 2 patents 2006 2007: 1 patents 2008: 1 patents 2009: 1 patents 2009 2010: 1 patents 2011: 1 patents 2014: 1 patents 2014 2016: 1 patents 2017: 3 patents 2018: 1 patents 2018 2019: 1 patents 2020: 1 patents 2021: 2 patents 2021 2022: 3 patents 2023: 3 patents 2025: 3 patents 2025
Issued Patents All Time
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Showing 1–25 of 41 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12366869 Pressure sensing valve — 2025-07-22
12359809 Back lit temperature knob Timothy M. Wright 2025-07-15
12228214 Nine port cooling valve Shubhada Surve 2025-02-18
11808452 Intermittent pilot ignition gas valve having protection against negative pressure for internal diaphragms Stephen Sapp , Tony Leeseberg , Brandon Cole , Moises Contreras Hernandez 2023-11-07
11796073 Six port valve Kyle Svejcar 2023-10-24
11655906 Multi-port multi-plane valve Joseph Ledvora , Thomas J. Davern 2023-05-23
11421789 Double screen filter for valve Ian Rodgers , Tony Leeseberg 2022-08-23
11300223 Self-cleaning water passageways on diaphragm insert Paul Berkley , Shane Duncan Bartow , Kenneth A. Bergbauer 2022-04-12
11255450 Multi-port multi-plane valve Joseph Ledvora , Thomas J. Davern 2022-02-22
11112025 Water valve guide tube with integrated weld ring and water valve incorporating same Shane Duncan Bartow , Paul Berkley 2021-09-07
11047501 Normally open gas valve Tony Leeseberg , Stephen Sapp , Curtis Phillips 2021-06-29
10598293 Temperature actuated electromechanical pressure relief valve Stefan John Szewczyk , Gary Richard Millikan 2020-03-24
10374338 Connector bridge Philip C. Hawken 2019-08-06
D806833 Fluid line connector Mark A. Hentschel 2018-01-02
D798346 Rotary damper Paul H. Tuma 2017-09-26
D790485 Timer blade Kevin J. Engler , Thomas J. Davern 2017-06-27
D784495 Fluid line connector Mark A. Hentschel 2017-04-18
D761743 Timer blade Kevin J. Engler , Thomas J. Davern 2016-07-19
8661843 Ice pusher Jerome C. Klopp , Jermaine Ealy 2014-03-04
8022657 Washing machine wiring to reduce mechanical timer contact welding Richard Louis Elkin 2011-09-20
7649148 Appliance timer mechanism utilizing snap action switching Robert van der Linde , Thomas J. Davern 2010-01-19
7474593 Variable delay appliance hybrid program timer — 2009-01-06
7465894 One time high fill pressure switch Russell Meyer 2008-12-16
7174734 Refrigerator damper with PTC heater actuation Thomas J. Davern , Paul H. Tuma 2007-02-13
7140593 Bi-directional air flow damper having uni-directional synchronous motor Robert van der Linde , Thomas J. Davern 2006-11-28
