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

John M. Davenport — 116 Patents

GE: 85 patents #81 of 36,430Top 1%
FIFiberstar: 17 patents #1 of 41Top 3%
EFEnergy Focus: 11 patents #3 of 36Top 9%
OPOptical Research Partners: 4 patents #4 of 15Top 30%
FSFederal Signal: 2 patents #162 of 717Top 25%
Ford: 1 patents #9,400 of 17,473Top 55%
ATAdvanced Lighting Technologies: 1 patents #19 of 33Top 60%
Tucson, AZ: #27 of 6,004 inventorsTop 1%
Arizona: #98 of 32,909 inventorsTop 1%
Overall (All Time): #10,702 of 4,157,543Top 1%
116 Patents All Time
John M. Davenport has been granted 116 US patents while listed as an inventor at GE. The first was granted in 1981 and the most recent in May 2024. John M. Davenport ranks #10,702 of 4,157,543 US inventors in our database (top 0.26%). Patent records list John M. Davenport in Tucson, AZ, US.

Patents per Year

Patents granted per year, 1983 to 2024Bar chart with a peak of 11 patents in 1993.peak 111983: 1 patents19831985: 4 patents1986: 3 patents1989: 7 patents19891990: 7 patents1991: 7 patents1992: 4 patents19921993: 11 patents1994: 7 patents1995: 7 patents19951996: 7 patents1997: 6 patents1998: 4 patents19981999: 4 patents2000: 1 patents2001: 6 patents20012002: 2 patents2003: 4 patents2005: 1 patents20052006: 1 patents2007: 8 patents2008: 2 patents20082009: 2 patents2013: 1 patents2014: 1 patents20142015: 1 patents2017: 1 patents2021: 2 patents20212022: 1 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–25 of 116 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11982804 Large scalable aperture-combined optical telescope Jesús Aceituno Castro, José Luis Ortiz Moreno, Faustino Organero Villajos, Kalaga Venu Madhav, Martin Matthias Thomas Roth 2024-05-14
11395396 System and method for providing high power factor wired lamp control Laszlo A. Takacs, Attila Tomasovics, Greg Flies, David Nicolay, Zhang Liang 2022-07-19 $245,000
11057981 System and method for providing high power factor wired lamp control Laszlo A. Takacs, Attila Tomasovics, Greg Flies, David Nicolay, Zhang Liang +1 more 2021-07-06 $514,000
10892615 Circuit for mitigating electric shock Jeremiah A. Heilman 2021-01-12 $443,000
9557044 LED lamp with dual mode operation David Bina, Jeremiah A. Heilman 2017-01-31 $984,000
8956006 Elongated LED lamp for replacing a fluorescent lamp Roger Buelow, Laszlo A. Takacs, Keith D. Kazenski, Chris H. Jenson, Joseph G. Kaveski 2015-02-17 $1,069,000
8870428 Elongated LED lighting arrangement Blair L. Unger, Gregory P. Frankiewicz, Joseph G. Kaveski, Roger Buelow 2014-10-28 $1,577,000
8348488 Elongated solid luminaire with light-emitting portion with first and second extraction regions spatially divided along the longitudinal axis thereof Roger Buelow, William J. Cassarly, Thomas Davenport, Gregory P. Frankiewicz, Chris H. Jenson +1 more 2013-01-08
7588342 Lighted refrigerated display case with remote light source Roger Buelow, William J. Cassarly, Thomas Davenport, Gregory P. Frankiewicz, Chris H. Jenson +1 more 2009-09-15 $436,000
7549783 Efficient luminaire with directional side-light extraction William J. Cassarly, Thomas Davenport, Chris H. Jenson 2009-06-23 $281,000
7374313 Luminaire with improved lateral illuminance control William J. Cassarly, Thomas Davenport, Chris H. Jenson 2008-05-20 $989,000
7330632 Fiberoptic luminaire with scattering and specular side-light extractor patterns Roger Buelow, William J. Cassarly, Thomas Davenport, Chris H. Jenson 2008-02-12 $1,229,000
7220035 Compact, high-efficiency illumination system for video-imaging devices Roger Buelow, Wayne R. Hellman, Juris Sulcs, Raymond A. Buchina, Gregory P. Frankiewicz 2007-05-22 $855,000
7198398 Adjustable-aim light pipe fixture Roger Buelow, Gregory P. Frankiewicz, Dave Bina 2007-04-03 $787,000
7194184 Light pipe with side-light extraction Roger Buelow, Chris H. Jenson 2007-03-20 $665,000
7190863 Light-pipe arrangement with reduced fresnel-reflection losses Gregory P. Frankiewicz, Roger Buelow, Chris H. Jenson, Dave Bina 2007-03-13 $616,000
7182484 Light appliance and cooling arrangement Roger Buelow, David Y. Lin 2007-02-27 $890,000
7164819 Side-light extraction by light pipe-surface alteration and light-extraction devices extending radially beyond the outer cladding Chris H. Jenson, Roger Buelow, Brian Doucet 2007-01-16 $290,000
7163329 Adjustable light pipe fixture Dave Bina, Roger Buelow, Gregory P. Frankiewicz 2007-01-16 $290,000
7163326 Efficient luminaire with directional side-light extraction William J. Cassarly, Thomas Davenport, Chris H. Jenson 2007-01-16 $290,000
7008071 Light collection system converting ultraviolet energy to visible light Roger Buelow, Gregory P. Frankiewicz 2006-03-07 $1,262,000
6942373 Fiberoptic lighting system with shaped collector for efficiency Roger Buelow, Gregory P. Frankiewicz, Dave Bina 2005-09-13 $1,294,000
6554456 Efficient directional lighting system Roger Buelow, Juris Sulcs 2003-04-29
6546752 Method of making optical coupling device Juris Sulcs, Roger Buelow 2003-04-15 $251,000
6545428 Light fixture with submersible enclosure for an electric lamp Roger Buelow, David Y. Lin, Ray A. Buchina, Gregory P. Frankiewicz 2003-04-08 $228,000