{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Companies", "item": "https://www.patentleaderboard.com/companies"}, {"@type": "ListItem", "position": 3, "name": "Engineering Resources Group", "item": "https://www.patentleaderboard.com/company/engineering-resources-group"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
EG

Engineering Resources Group — 12 Patents

Rank (All Time): #45,704 of 105,732Top 45%
6 inventors
12 Patents All Time

Patents per Year

Patents granted per year, 1984 to 2023Bar chart with a peak of 2 patents in 1984.peak 21984: 2 patents19841985: 1 patents1986: 1 patents19861991: 1 patents1997: 1 patents19971999: 1 patents2007: 1 patents20072010: 1 patents2013: 1 patents20132014: 1 patents2023: 1 patents2023

Top Inventors at Engineering Resources Group All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Christopher Ross 5
2 Constantine N. Stavropoulos 3
2 Michael Troy 3
#4 Panos N. Stavropoulos 2
#5 Lianquan Liu 1
#5 Paul E. DiNardo 1