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

Steward Plastics — 10 Patents

Rank (All Time): #52,821 of 105,732Top 50%
7 inventors
10 Patents All Time

Patents per Year

Patents granted per year, 1982 to 2024Bar chart with a peak of 1 patents in 1982.peak 11982: 1 patents19821983: 1 patents19831995: 1 patents19951997: 1 patents19971998: 1 patents19982001: 1 patents20012016: 1 patents20162017: 1 patents20172018: 1 patents20182024: 1 patents2024

Top Inventors at Steward Plastics All Time

Showing 1–7 of 7 inventors

RankNamePatents
1 Lennart L. Carlson 6
2 Eric Carlson 4
3 Craig Brittain 2
3 Daniel Chronister 2
3 Douglas I. Hoiberg 2
3 Robert Manson 2
3 Tamsen Hughes 2