Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Calma Co — 5 Patents

Rank (All Time): #94,441 of 105,732Top 90%
8 inventors
5 Patents All Time

Patents per Year

Patents granted per year, 1985 to 2021Bar chart with a peak of 3 patents in 1985.peak 31985: 3 patents19852020: 1 patents20202021: 1 patents2021

Top Inventors at Calma Co All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 Arthur J. Collmeyer 3
1 Donald O. Stanley 3
1 Jeffrey H. Hoel 3
1 Paul King 3
1 Roger W. Sturgeon 3
#6 Adam Choe 2
#6 Christie Traczyk 2
#6 Courtney A. Hill 2