Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Zappulla — 2 Patents

ATAT&T: 2 patents #7,295 of 18,772Top 40%
Lebanon, NJ: #110 of 221 inventorsTop 50%
New Jersey: #30,063 of 69,400 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Zappulla has been granted 2 US patents while listed as an inventor at AT&T. The first was granted in 1986 and the most recent in February 1996. Robert Zappulla ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Zappulla in Lebanon, NJ, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5493165 Force generator for electrostrictive actuators Thomas Edward Smith, George G. Zipfel, Jr. 1996-02-20
4613955 Bias magnet temperature tracking of magnetic bubble memories Richard C. Sherwood, William J. Tabor, Eva M. Vogel 1986-09-23