Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JK

John M. Kern — 28 Patents

GE: 19 patents #1,485 of 36,430Top 5%
BOBorgwarner: 5 patents #289 of 1,733Top 20%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Helena, OH: #1 of 2 inventorsTop 50%
Ohio: #2,007 of 73,341 inventorsTop 3%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
John M. Kern has been granted 28 US patents while listed as an inventor at GE. The first was granted in 1982 and the most recent in November 2019. John M. Kern ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list John M. Kern in Helena, OH, US.

Patents per Year

Patents granted per year, 1982 to 2019Bar chart with a peak of 6 patents in 2009.peak 61982: 1 patents19821983: 1 patents1984: 1 patents19841986: 1 patents1990: 1 patents19902000: 1 patents2004: 1 patents20042008: 3 patents2009: 6 patents20092010: 4 patents2011: 2 patents20112012: 1 patents2013: 2 patents20132016: 1 patents2019: 2 patents2019

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10473697 Current transducer with offset cancellation Daniel Robert Wallace, Richard Young, Brian Ross 2019-11-12 $18,099,000
10183310 Roller system 2019-01-22
9308549 Paint brush and roller system 2016-04-12
8595883 Paint brush with perpendicular handle and interchangeable brush heads 2013-12-03
8359124 Energy optimization system Zhi Zhou, Juan Manuel de Bedout, Emrah Biyik, Ramu Sharat Chandra 2013-01-22 $26,491,000
8198744 Integrated boost cavity ring generator for turbofan and turboshaft engines Ronghai Qu, Craig Douglas Young 2012-06-12 $20,479,000
8063527 Gas turbine engine assembly including dual sided/dual shaft electrical machine Ronghai Qu, Wei Wu, Juan Manuel de Bedout, Manoj Ramprasad Shah, Ayman Mohamed Fawzi El-Refaie 2011-11-22 $13,652,000
7880355 Electromagnetic variable transmission Ronghai Qu, Wei Wu 2011-02-01 $24,336,000
7788898 Variable coupling of turbofan engine spools via open differential gear set or simple planetary gear set for improved power extraction and engine operability, with torque coupling for added flexibility Michael V. Drexel, Jeremy Daniel VanDam 2010-09-07 $31,292,000
7791235 Variable magnetic coupling of rotating machinery Juan Manuel de Bedout, Kiyoung Chung, Michal-Wolfgang Waszak, Manoj Ramprasad Shah, Peter David Toot +2 more 2010-09-07 $31,292,000
7750521 Double-sided starter/generator for aircrafts Ronghai Qu, Wei Wu, Juan Manuel de Bedout, Manoj Ramprasad Shah, Ayman Mohamed Fawzi El-Refaie 2010-07-06 $30,276,000
7652404 Synchronous reluctance machine Ayman Mohamed Fawzi El-Refaie, Manoj Ramprasad Shah 2010-01-26 $50,857,000
7622817 High-speed high-pole count generators Ayman Mohamed Fawzi El-Refaie, Wei Wu 2009-11-24 $72,151,000
7605483 Integrated electrical power extraction for aircraft engines Herman Wiegman 2009-10-20 $53,289,000
7605503 Fault-tolerant permanent magnet machine with reconfigurable stator core slot opening and back iron flux paths Ayman Mohamed Fawzi El-Rafai, Manoj Ramprasad Shah 2009-10-20 $53,289,000
7605504 Fault-tolerant permanent magnet machine with reconfigurable stator core slot flux paths Ayman Mohamed Fawzi El-Rafaie, Manoj Ramprasad Shah 2009-10-20 $53,289,000
7541705 Fault-tolerant permanent magnet machine with reconfigurable flux paths in stator back iron Manoj Ramprasad Shah, Ayman Mohamed Fawzi el-Rafaie 2009-06-02 $58,792,000
7514810 Electric power generation using power turbine aft of LPT Kiyoung Chung, Ronghai Qu, Wei Wu, Craig Douglas Young, Peter David Toot +2 more 2009-04-07 $54,126,000
7468561 Integrated electrical power extraction for aircraft engines Herman Wiegman 2008-12-23 $116,887,000
7396004 Clamp bar extension 2008-07-08
7394982 Current sensing system Glen Peter Koste, Charles Erklin Seeley, Todd Ryan Tolliver 2008-07-01 $71,023,000
6774614 Method and apparatus for detecting current William H. Sahm, III, Stanley A. Miske, Jr., Daniel H. Baker, Bruce Edward English 2004-08-10 $35,544,000
6157552 Sub-harmonic detection and control system Stanley A. Miske, Jr., William H. Sahm, III 2000-12-05 $244,026,000
4947700 Continuously variable transmission system and long travel torsion damper therefor Donald Freyburger, Karl F. Schneider, Romas B. Spokas 1990-08-14
4622025 Chain-belt George A. Zimmer 1986-11-11 $16,117,000