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USPTO Patent Rankings Data through Dec 31, 2025
JM

James Mainquist — 16 Patents

IRIrm: 7 patents #35 of 277Top 15%
SASaturn: 6 patents #5 of 112Top 5%
General Motors: 3 patents #4,723 of 18,328Top 30%
Mount Clemens, MI: #16 of 421 inventorsTop 4%
Michigan: #5,466 of 86,293 inventorsTop 7%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
James Mainquist has been granted 16 US patents while listed as an inventor at Irm. The first was granted in 1988 and the most recent in September 2008. James Mainquist ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list James Mainquist in Mount Clemens, MI, US.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
7422411 Gripping mechanisms, apparatus and methods Robert Downs, Mark Weselak 2008-09-09
7390458 High throughput processing system and method of using Kristina Burow, Jeremy Caldwell, Robert Downs, Scott Lesley, Andrew Meyer +2 more 2008-06-24
7329393 Capacity altering device, holder, and methods of sample processing Bradley Backes, Jim Chang, John Isbell, Christopher M. Shaw 2008-02-12
6932557 Gripping mechanisms, apparatus, and methods Robert Downs, Mark Weselak 2005-08-23
6723555 Multi-sample fermentor and method of using same Robert Downs, Scott Lesley, Daniel McMullan, Andrew Meyer, Marc Nasoff 2004-04-20
6635441 Multi-sample fermentor and method of using same Robert Downs, Scott Lesley, Daniel McMullan, Andrew Meyer, Marc Nasoff 2003-10-21
6534014 Specimen plate lid and method of using Robert Downs, Mark Weselak, Andrew Meyer, Kristina Burow, Daniel G. Sipes +1 more 2003-03-18
6488610 Hydraulic control for a 5-speed automatic transmission Kenneth James Micklash, II, Robert Downs, David Allen Blenc 2002-12-03
6443277 Clutch valving circuit for automatic transmission Joel A. Taylor, David Allen Blenc, Robert Downs, Goro Tamai, Kyle K. Kinsey 2002-09-03
5829560 Valve assembly in a hydraulic control for a ratio controller in a power transmission Tracey Lynn Myers, David Allen Blenc 1998-11-03
5588327 Multiplexed hydraulic clutch control Robert Downs, Larry T. Nitz, William L. Aldrich, III 1996-12-31
5522365 Internal combustion engine control Rimas S. Milunas, Larry T. Nitz 1996-06-04
5347886 Lubrication control with increased lubrication during shift and during cruise for a multi-plate friction device for an automatic transmission Robert Downs, Larry T. Nitz, Kyle K. Kinsey 1994-09-20
5163540 Control valving for a torque converter and clutch assembly Larry T. Nitz 1992-11-17
5046592 Servo shift control for a forward/reverse mechanism Robert Downs, Larry T. Nitz 1991-09-10
4756213 Transmission control with a clutch priority valve Robert B. Deady, Robert Downs 1988-07-12