Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Lachman — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Norwalk, CT: #424 of 720 inventorsTop 60%
Connecticut: #21,465 of 34,797 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert Lachman has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1998. Robert Lachman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert Lachman in Norwalk, CT, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D400115 Combined transmitter and receiver for a vehicle parking indicator sensor Michael Yaron, Dany Chalhoub, Joo Hwang Chun, Lex Curtiss, Stuart Leslie +1 more 1998-10-27