{"@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": "Unitek", "item": "https://www.patentleaderboard.com/company/unitek"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
UN

Unitek — 40 Patents

Rank (All Time): #15,688 of 105,732Top 15%
30 inventors
40 Patents All Time

Patents per Year

Patents granted per year, 1980 to 2001Bar chart with a peak of 12 patents in 1990.peak 121980: 3 patents19801982: 1 patents1983: 1 patents19831984: 2 patents1985: 3 patents19851986: 4 patents1987: 7 patents19871988: 1 patents1989: 4 patents19891990: 12 patents1999: 1 patents19992001: 1 patents2001

Top Inventors at Unitek All Time

Showing 1–30 of 30 inventors

RankNamePatents
1 James D. Cleary 6
2 Maclay M. Armstrong 5
2 Min-Hua Tsai 5
2 Steven A. Houser 5
2 Wilford A. Snead 5
#6 Gerald Dufrenne 4
#7 Jeffrey A. Armstrong 3
#7 Jirina V. Pospisil 3
#9 Clarence W. Hannan 2
#9 Henrick K. Gille 2
#9 John S. Kelly 2
#9 Michael J. Botich 2
#9 Ralph A. Boettcher 2
#9 Robert P. Eckert 2
#15 Robert A. Scebold 1
#15 Charles W. Pelly 1
#15 Conrad A. Barngrover 1
#15 Evangelos G. Georgakis 1
#15 Hisashi Sasaki 1
#15 Jerold S. Horn 1
#15 John Krieger 1
#15 John E. Sargeant 1
#15 Kenjiro Hagiwara 1
#15 Nitin N. Dvivedi 1
#15 Paul Schmidt 1
#15 Robert Stephen Maurer, Jr. 1
#15 Talal M. Al-Nabulsi 1
#15 Thomas M. Olsen 1
#15 Tsuyoshi Saitoh 1
#15 Benjamin A. Shabtay 1

Most Valuable Patents

PatentEst. ValueYear
Ceramic orthodontic appliance$418K1990

All 100 most valuable US patents →