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Douglas A. Kirkpatrick — 23 Patents

FLFusion Lighting: 9 patents #6 of 47Top 15%
ECEridan Communications: 8 patents #2 of 10Top 20%
SIScience Applications International: 3 patents #84 of 431Top 20%
Intel: 1 patents #18,326 of 30,777Top 60%
UAUS Army: 1 patents #2,854 of 6,974Top 45%
CFCornell Research Foundation: 1 patents #802 of 1,638Top 50%
UFUS Air Force: 1 patents #6,232 of 16,312Top 40%
FSFusion Uv Systems: 1 patents #23 of 57Top 45%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
San Francisco, CA: #1,577 of 26,999 inventorsTop 6%
California: #24,547 of 386,348 inventorsTop 7%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Douglas A. Kirkpatrick has been granted 23 US patents while listed as an inventor at Fusion Lighting. The first was granted in 1992 and the most recent in February 2025. Douglas A. Kirkpatrick ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Douglas A. Kirkpatrick in San Francisco, CA, US.

Patents per Year

Patents granted per year, 1992 to 2025Bar chart with a peak of 3 patents in 2001.peak 31992: 2 patents19921996: 1 patents1999: 1 patents19992000: 1 patents2001: 3 patents20012002: 3 patents2003: 3 patents20032005: 1 patents2016: 2 patents20162020: 1 patents2021: 1 patents20212022: 1 patents2023: 1 patents20232024: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12237850 Wideband-tunable RF receiver with high dynamic range and high out-of-band rejection Hazal Yüksel, Dubravko Babic 2025-02-25
11910519 Integrated circuit / printed circuit board assembly and method of manufacture Quentin Diduck 2024-02-20
11711108 Universal transmit/receive module for radar and communications Earl W. McCune, Jr. 2023-07-25
11476890 Universal transmit/receive module for radar and communications Earl W. McCune, Jr. 2022-10-18
11089671 Integrated circuit / printed circuit board assembly and method of manufacture Quentin Diduck 2021-08-10
10686487 Universal transmit/receive module for radar and communications Earl W. McCune, Jr. 2020-06-16
9444501 Polar modulation using product mode Earl W. McCune, Jr. 2016-09-13
9397713 Polar modulation using product mode Earl W. McCune, Jr. 2016-07-19
6949887 High frequency inductive lamp and power oscillator Aleksandr Gitsevich 2005-09-27 $20,905,000
6628079 Lamp utilizing fiber for enhanced starting field Czeslaw Golkowski, David Hammer, Byungmoo Song, Yonglai Tian, Miodrag Cekic +1 more 2003-09-30
6617806 High brightness microwave lamp James T. Dolan, Donald A. MacLennan, Brian Turner, James E. Simpson 2003-09-09
6552620 Power oscillator Aleksandr Gitsevich, Donald A. MacLennan 2003-04-22
6465959 Method and apparatus for improved electrodeless lamp screen Yonglai Tian, Bradley D. Craig, John F. Rasmussen, Michael G. Ury 2002-10-15
6424099 High output lamp with high brightness Gary K. Bass, Jesse Copsey, William E. Garber, Jr., Vincent Kwong, Izrail Levin +5 more 2002-07-23
6353290 Microwave field emitter array limiter Chance M. GLENN, Roger Kaul, Louis J. Jasper, Jr., George Leo Bergeron 2002-03-05
6316875 Electroded selenium lamp Bruce E. Shanks, Donald A. MacLennan 2001-11-13
6313587 High frequency inductive lamp and power oscillator Donald A. MacLennan, Lauren E. Dymond, Jr., Aleksandr Gitsevich, William G. Grimm, Kent Kipling +5 more 2001-11-06
6310443 Jacketed lamp bulb envelope Donald A. MacLennan, Brian Turner, Aleksandr Gitsevich, Gary K. Bass, James T. Dolan +8 more 2001-10-30
6137237 High frequency inductive lamp and power oscillator Donald A. MacLennan, Brian Turner, James T. Dolan, Yongzhang Leng 2000-10-24
5903804 Printer and/or scanner and/or copier using a field emission array Craig Jeffrey Mathias, Adam Thomas Drobot 1999-05-11
5495143 Gas discharge device having a field emitter array with microscopic emitter elements Michael Lengyel, George Leo Bergeron, Otto J. Hunt, James J. Hickman, Stanley E. Busby 1996-02-27
5138220 Field emission cathode of bio-molecular or semiconductor-metal eutectic composite microstructures — 1992-08-11
5089742 Electron beam source formed with biologically derived tubule materials Joel M. Schnur, Paul E. Schoen, Ronald R. Price, Wallace M. Manheimer 1992-02-18

Frequent Collaborators

Donald A. MacLennan7 shared
Brian Turner5 shared
Earl W. McCune, Jr.5 shared
Aleksandr Gitsevich4 shared
Peter Tsai3 shared
James T. Dolan3 shared

Nearby-Ranked Inventors

Ravigopal Vennelakanti23
Amit Kaistha23
Stéphane BOUTINON23
Feras Hantash23
Philip Verhaelen23
Florian Paul Christian Binder23
Jean-Luc Bouthemy23
Egbert Lenderink23
Tony J. Branham23