Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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The Lemna — 15 Patents

Rank (All Time): #38,114 of 105,732Top 40%
15 inventors
15 Patents All Time

Patents per Year

Patents granted per year, 1985 to 2000Bar chart with a peak of 5 patents in 1993.peak 51985: 1 patents19851992: 2 patents19921993: 5 patents19931994: 1 patents19941995: 2 patents19951996: 1 patents19961998: 1 patents19981999: 1 patents19992000: 1 patents2000

Top Inventors at The Lemna All Time

Showing 1–15 of 15 inventors

RankNamePatents
1 Viet H. Ngo 6
2 Warren D. Poole 5
3 Sean J. Hancock 4
3 Timothy T. France 4
#5 Lawrence J. DeVore 3
#5 Surya Raja Pidaparti 3
#5 Victor V. Sygen 3
#8 David Jared Burton 2
#8 Steven M. Vogel 2
#10 Gary L. D'Heilly 1
#10 David M. Anderson 1
#10 David W. McAnaney 1
#10 Delman R. Hogen 1
#10 John R. Dorner 1
#10 Brian J. Midtling 1