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

Situs — 8 Patents

Rank (All Time): #68,595 of 105,732Top 65%
11 inventors
8 Patents All Time

Patents per Year

Patents granted per year, 1993 to 2001Bar chart with a peak of 4 patents in 2000.peak 41993: 1 patents19932000: 4 patents20002001: 3 patents2001

Top Inventors at Situs All Time

Showing 1–11 of 11 inventors

RankNamePatents
1 Paul F. Zupkas 6
2 David G. Matsuura 5
3 John P. Greelis 3
3 Mikxay Sirivong 3
#5 Charles R. Holdaway 2
#5 Charles Parsons 2
#5 Walter Dean Gillespie 2
#8 Dennis H. Roberts 1
#8 Gregory L. Pemberton 1
#8 W. Tate Scott 1
#8 Elizabeth Dowler 1