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

Rowan Holding — 16 Patents

Rank (All Time): #35,388 of 105,732Top 35%
19 inventors
16 Patents All Time

Patents per Year

Patents granted per year, 1985 to 2024Bar chart with a peak of 3 patents in 2024.peak 31985: 1 patents19851990: 1 patents19901994: 1 patents19941995: 2 patents19952017: 1 patents20172019: 2 patents20192020: 2 patents20202021: 2 patents20212023: 1 patents20232024: 3 patents2024

Top Inventors at Rowan Holding All Time

Showing 1–19 of 19 inventors

RankNamePatents
1 Agung Atus Sundia 5
2 Richard L. Norton 4
3 Daniel F. McNease 3
#4 Brian Patrick Garrett 2
#4 Martin Tindle 2
#4 Michael James Dowdy 2
#4 Nicholas Blake Scholz 2
#8 Alexander Purta 1
#8 C. R. Palmer 1
#8 Frankie Derek Necaise 1
#8 Hong Yuan Hsu 1
#8 Howard H. Kulow 1
#8 James B. Davis 1
#8 Jose H. Vazquez 1
#8 Michael Dee Moody 1
#8 Richard Hopkins 1
#8 Robert A. Keller 1
#8 Seung Hyun Han 1
#8 Charles W. Yeargain 1

Most Valuable Patents

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