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

Hem Research — 12 Patents

Rank (All Time): #47,340 of 105,732Top 45%
1 inventors
12 Patents All Time

Patents per Year

Patents granted per year, 1989 to 2000Bar chart with a peak of 3 patents in 1990.peak 31989: 2 patents19891990: 3 patents19901991: 1 patents19911992: 2 patents19921993: 1 patents19931998: 1 patents19981999: 1 patents19992000: 1 patents2000

Top Inventors at Hem Research All Time

Showing 1–1 of 1 inventors

RankNamePatents
1 William A. Carter 12