Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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N. Chris Chaggares — 14 Patents

VIVisualsonics: 8 patents #3 of 29Top 15%
FSFujifilm Sonosite: 6 patents #22 of 145Top 20%
Oshawa, CA: #5 of 264 inventorsTop 2%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
N. Chris Chaggares has been granted 14 US patents while listed as an inventor at Visualsonics. The first was granted in 2006 and the most recent in September 2020. N. Chris Chaggares ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list N. Chris Chaggares in Oshawa, ON, CA.

Patents per Year

Patents granted per year, 2006 to 2020Bar chart with a peak of 5 patents in 2006.peak 52006: 5 patents20062010: 2 patents20102013: 1 patents20132015: 1 patents20152016: 1 patents20162017: 1 patents20172018: 2 patents20182020: 1 patents2020

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10770058 Acoustic lens for micromachined ultrasound transducers Wei Li, Paul T. Dunham, Chak-Yoon Aw 2020-09-08
10130338 Ultrasound probe and aligned needle guide system Eric Rieder 2018-11-20
10013969 Acoustic lens for micromachined ultrasound transducers Wei Li, Paul T. Dunham, Chak-Yoon Aw 2018-07-03
9655591 Ultrasonic probe and aligned needle guide system Eric Rieder 2017-05-23
9502023 Acoustic lens for micromachined ultrasound transducers Wei Li, Paul T. Dunham, Chak-Yoon Aw 2016-11-22
9113825 Ultrasonic probe and aligned needle guide system Eric Rieder 2015-08-25
8343289 High frequency ultrasonic transducer and matching layer comprising cyanoacrylate James Mehi, Desmond Hirson 2013-01-01
7808156 Ultrasonic matching layer and transducer James Mehi, Desmond Hirson 2010-10-05
7750536 High frequency ultrasonic transducer and matching layer comprising cyanoacrylate James Mehi, Desmond Hirson 2010-07-06
D531316 Nosepiece 2006-10-31
D525363 Nosepiece 2006-07-18
D520139 Nosepiece 2006-05-02
D520140 Nosepiece 2006-05-02
D518574 Nosepiece 2006-04-04