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USPTO Patent Rankings Data through Dec 31, 2025
JH

Joe T. Hill — 64 Patents

STScroll Technologies: 35 patents #5 of 60Top 9%
BCBristol Compressors: 12 patents #3 of 61Top 5%
DTDanfoss Scroll Technologies: 6 patents #1 of 23Top 5%
ASAmerican Standard: 4 patents #121 of 558Top 25%
ACAlliance Compressors: 3 patents #2 of 11Top 20%
HCHitachi-Johnson Controls Air Conditioning: 2 patents #38 of 179Top 25%
YIYork International: 1 patents #82 of 154Top 55%
Whitehouse, TX: #1 of 33 inventorsTop 4%
Texas: #1,128 of 125,132 inventorsTop 1%
Overall (All Time): #34,494 of 4,157,543Top 1%
64 Patents All Time
Joe T. Hill has been granted 64 US patents while listed as an inventor at Scroll Technologies. The first was granted in 1992 and the most recent in January 2023. Joe T. Hill ranks #34,494 of 4,157,543 US inventors in our database (top 0.83%). Patent records list Joe T. Hill in Whitehouse, TX, US.

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11542942 Dynamic radial compliance in scroll compressors Greg Hahn, Jianhui PENG, Gene Fields 2023-01-03
10920776 Rotary compressor and assembly method thereof Gene Fields 2021-02-16
8840384 Scroll compressor capacity modulation with solenoid mounted outside a compressor shell Tapesh P. Patel, Gene Fields, Tracy L. Milliff, Harshal Upadhye, Behzad Parastar +1 more 2014-09-23
8556598 Sealed compressor with multiple compressor unit Carlos Zamudio 2013-10-15
8337183 Oil return valve for a scroll compressor Tracy L. Milliff, Thomas R. Barlto, Edward A. Tomayko, Carlos Zamudio, Zili Sun +3 more 2012-12-25
8328531 Scroll compressor with three-step capacity control Tracy L. Milliff, Zili Sun, Tapesh P. Patel, Jacob Munich, Gene Fields 2012-12-11
8308448 Scroll compressor capacity modulation with hybrid solenoid and fluid control Gene Fields, Tracy L. Milliff, Tapesh P. Patel, Harshal Upadhye, Behzad Parastar +1 more 2012-11-13
8215926 Scroll compressor counterweight with cooling flow directing surface Gene Fields 2012-07-10
7083397 Scroll compressor with motor control for capacity modulation Joseph F. Loprete, John R. Williams, Gene Fields 2006-08-01
6966759 Compressor diagnostic and recording system Greg Hahn, Zili Sun, Carlos Zamudio, Jason Hugenroth, Thomas R. Barito +2 more 2005-11-22
6964558 Compressor utilizing low volt power tapped from high volt power Greg Hahn, Zili Sun, Carlos Zamudio, Jason Hugenroth, Thomas R. Barito +2 more 2005-11-15
6953324 Adjustable crankpin throw structure having improved throw stabilization means Michael R. Young, Joseph F. Loprete, David Monk, Philip C. Wagner, Robert B. Peters 2005-10-11 $24,350,000
6722861 Scroll compressor with motor control for capacity modulation Joseph F. Loprete, John R. Williams, Gene Fields 2004-04-20
6641368 Compressor utilizing low volt power tapped from high volt power Greg Hahn, Zili Sun, Carlos Zamudio, Jason Hugenroth, Thomas R. Barito +2 more 2003-11-04
6619934 Scroll compressor with motor control for capacity modulation Joseph F. Loprete, John R. Williams, Gene Fields 2003-09-16
6599109 Scroll compressor with improved oil flow Carlos Zamudio, Zili Sun, Jason Hugenroth, Greg Hahn, Thomas R. Barito +2 more 2003-07-29
6591621 Two stage reciprocating compressors and associated HVAC systems and methods Joseph F. Loprete, Michael R. Young, John W. Tolbert, Jr., David Monk, Philip C. Wagner +2 more 2003-07-15 $6,811,000
6566841 Scroll compressor having multiple motor performance characteristics James W. Bush, John R. Williams, Zili Sun, Carlos Zamudio, Jason Hugenroth +2 more 2003-05-20
6558126 Compressor utilizing low volt power tapped from high volt power Greg Hahn, Zili Sun, Carlos Zamudio, Jason Hugenroth, Thomas R. Barito +2 more 2003-05-06
6488489 Method of aligning scroll compressor components John R. Williams, Gene Fields, Tracy L. Milliff, Michael R. Young 2002-12-03
6464470 Scroll compressor with variable discharge port Carlos Zamudio, Gregory William Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito +2 more 2002-10-15
6446451 Variable capacity compressor having adjustable crankpin throw structure David Monk, Philip C. Wagner, Joseph F. Loprete, Michael R. Young, Charles A. Singletary 2002-09-10 $9,084,000
6418740 External high pressure to low pressure valve for scroll compressor John R. Williams, Gregory William Hahn, Carlos Zamudio, Zili Sun, Jason Hugenroth +2 more 2002-07-16
6416301 Scroll compressor with axially floating non-orbiting scroll and no separator plate James W. Bush, Zili Sun, Carlos Zamudio, Jason Hugenroth, Greg Hahn +2 more 2002-07-09
6413058 Variable capacity modulation for scroll compressor John R. Williams, James W. Bush, Zili Sun, Carlos Zamudio, Jason Hugenroth +2 more 2002-07-02