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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TI

Tif Instruments — 11 Patents

Rank (All Time): #50,622 of 105,732Top 50%
5 inventors
11 Patents All Time

Patents per Year

Patents granted per year, 1980 to 1996Bar chart with a peak of 2 patents in 1980.peak 21980: 2 patents19801981: 1 patents19811983: 1 patents19831988: 2 patents19881992: 1 patents19921994: 2 patents19941995: 1 patents19951996: 1 patents1996

Top Inventors at Tif Instruments All Time

Showing 1–5 of 5 inventors

RankNamePatents
1 Leonard N. Liebermann 9
2 Philip Salzmann 2
3 Leonard N. Lieberman 1
3 Phillip Salzmann 1
3 George W. Lapierie 1