Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Npd Research — 6 Patents

Rank (All Time): #88,032 of 105,732Top 85%
8 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 1982 to 1991Bar chart with a peak of 2 patents in 1990.peak 21982: 1 patents19821985: 1 patents19851986: 1 patents19861990: 2 patents19901991: 1 patents1991

Top Inventors at Npd Research All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 Andrew Tarshis 2
1 George Goldberg 2
1 James Call 2
1 Tod Johnson 2
#5 George A. Shababb 1
#5 Lawrence G. Kurland 1
#5 Steve Coffey 1
#5 William E. Weber 1