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USPTO Patent Rankings Data through Dec 31, 2025
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Michael Litchfield — 3 Patents

TETeratech: 2 patents #10 of 32Top 35%
ETEvolv Technologies: 1 patents #5 of 9Top 60%
Winchester, MA: #360 of 828 inventorsTop 45%
Massachusetts: #33,867 of 88,656 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Michael Litchfield has been granted 3 US patents while listed as an inventor at Teratech. The first was granted in 2004 and the most recent in July 2019. Michael Litchfield ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Michael Litchfield in Winchester, MA, US.

Patents per Year

Patents granted per year, 2004 to 2019Bar chart with a peak of 1 patents in 2004.peak 12004: 1 patents20042005: 1 patents20052019: 1 patents2019

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10338214 Modular imaging system Michael Ellenbogen, Alec Rose, Peter Conway 2019-07-02
6969352 Ultrasound probe with integrated electronics Alice M. Chiang, Michael Brodsky, Eric R. Kischell 2005-11-29
6783493 Ultrasound probe with integrated electronics Alice M. Chiang, Michael Brodsky, Eric R. Kischell 2004-08-31

Frequent Collaborators

Eric R. Kischell2 shared
Michael Brodsky2 shared
Alice M. Chiang2 shared
Alec Rose1 shared
Michael Ellenbogen1 shared
Peter Conway1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3