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USPTO Patent Rankings Data through Dec 31, 2025
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David Giuliani — 19 Patents

OPOptiva: 5 patents #3 of 44Top 7%
PLPacific Bioscience Laboratories: 4 patents #4 of 14Top 30%
GEGemtech: 4 patents #1 of 4Top 25%
Abbott: 2 patents #3,218 of 5,509Top 60%
LSL'Oreal S.A.: 1 patents #292 of 559Top 55%
IBInternational Biomedical: 1 patents #4 of 8Top 50%
ALAdvanced Technology Laboratories: 1 patents #44 of 105Top 45%
Mercer Island, WA: #107 of 829 inventorsTop 15%
Washington: #5,006 of 76,902 inventorsTop 7%
Overall (All Time): #229,345 of 4,157,543Top 6%
19 Patents All Time
David Giuliani has been granted 19 US patents while listed as an inventor at Optiva. The first was granted in 1984 and the most recent in October 2019. David Giuliani ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list David Giuliani in Mercer Island, WA, US.

Patents per Year

Patents granted per year, 1984 to 2019Bar chart with a peak of 3 patents in 1990.peak 31984: 1 patents19841990: 3 patents1993: 2 patents19931994: 2 patents1995: 2 patents19951996: 1 patents1998: 2 patents19982007: 2 patents2008: 2 patents20082014: 1 patents2019: 1 patents2019

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10441764 Sonic applicator for skin formulations Robert E. Akridge, Christopher J. McEvoy, Kenneth A. Pilcher, Richard A. Reishus 2019-10-15
8740917 Apparatus and method for acoustic/mechanical treatment of early stage acne Kenneth E. Pilcher, Stephen M. Meginniss, III 2014-06-03
7386906 Oscillating brushhead attachment system for a personal care appliance Dane M. Roth, Stephen M. Meginniss, III, Kenneth A. Pilcher, Richard A. Reishus 2008-06-17
7320691 Apparatus and method for acoustic/mechanical treatment of early stage acne Kenneth A. Pilcher, Stephen M. Meginniss, III 2008-01-22
7267673 System for treatment of acne skin condition using a narrow band light source Kenneth A. Pilcher, Robert E. Akridge, Ward E. Harris, Stephen M. Meginniss, III 2007-09-11
7157816 Motor providing oscillating action for a personal care appliance Kenneth A. Pilcher, Stephen M. Meginniss, III, Richard A. Reishus, Dane M. Roth 2007-01-02
5815872 Pressure overload indicator system for power toothbrushes Stephen M. Meginniss, III, Kent E. Plant, Jr., Matthew D. Bixby 1998-10-06
5784742 Toothbrush with adaptive load sensor Ryan McMahon, James Christopher McInnes 1998-07-28
5544382 Pacing toothbrush Ryan McMahon, David Engel 1996-08-13
5476384 Dentifrice/Medication dispensing toothbrush Roy W. Martin 1995-12-19
5378153 High performance acoustical cleaning apparatus for teeth Roy W. Martin 1995-01-03
5309590 Dentifrice/medication dispensing toothbrush — 1994-05-10
5305492 Brush element for an acoustic toothbrush L. David Engel 1994-04-26
5263218 Vibrating toothbrush using a magnetic driver Roy W. Martin, Rodger H. Rosenbaum 1993-11-23
5189751 Vibrating toothbrush using a magnetic driver Roy W. Martin, Rodger H. Rosenbaum 1993-03-02
4954129 Hydrodynamic clot flushing Gerald G. Vurek 1990-09-04 $24,009,000
4926871 Apparatus and method for non-invasively and automatically measuring the volume of urine in a human bladder Dipankar Ganguly 1990-05-22
4907857 Optical fiber distribution system for an optical fiber sensor Robert A. Gutcheck 1990-03-13 $26,736,000
4462408 Ultrasonic endoscope having elongated array mounted in manner allowing it to remain flexible Fred E. Silverstein 1984-07-31

Frequent Collaborators

Stephen M. Meginniss, III6 shared
Kenneth A. Pilcher5 shared
Roy W. Martin4 shared
Richard A. Reishus3 shared
Dane M. Roth2 shared
Robert E. Akridge2 shared

Nearby-Ranked Inventors

Vlastimil Kunc19
Nikolaj Maj Bentsen19
Vladimir Zhukov19
Remi Geraud19
Stephen Kaes19
Adeeti V. Ullal19
Ichiro Hayashi19
Kazuhiko Ueno19
Lei S. Qi19