Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Los Alamitos, CA ranks #4,109 worldwide for total patents filed all time, with 689 patents from 190 inventors. Leading employers of inventors based in Los Alamitos, CA include Unknown, Micron, Cordelia Lighting. That works out to 58.5 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 190 inventors

Rank Inventor Primary Company Patents
1 John R. Tate Unknown 31
2 Sam Yang Micron 30
3 Aaron O'Brien Cordelia Lighting 27
#4 Leslie M. Borsuk International Telephone And Telegraph 20
#5 James Cleland Cleland Sales 19
#5 William Cohen Edge Systems 19
#7 Robert K. Cleland Magna International 18
#8 Tetsuo Fujisawa Ricoh Company 14
#8 Thomas Potter Detector Systems 14
#10 Ralph E. Johnson Mag Instrument 13
#11 David Anderson Colonial Chemical 12
#12 Gregg A. Teskey Ryadon 11
#12 Andrew Rosman Neomagic 11
#12 Bruce C. Bent Bent Manufacturing 11
#12 Frank W. Farrar Pachmayr Gun Works 11
#16 Adam J. Williams Hrl Laboratories 10
#16 Tse E. Wong RTX (Raytheon) 10
#16 Niko Anthony Cvjetkovic Dispensing Dynamics International 10
#16 Donald R. Anderson Unknown 10
#16 Gerald L. Clark Kimberly-Clark Worldwide 10
#21 Abraham Person Global Marine 9
#22 Paul Teufel Toyota 8
#22 David Caplan Sharper Image 8
#22 Talbot Jaeger Novawurks 8
#25 John F. Berry Kvm Technologies 7
#25 David M. Rockford Apple 7
#25 Denise A. Silva W.R. Grace & Co.-Conn. 7
#28 Adam Cleland Cleland Sales 6
#28 Seth Brickman Amazon 6
#28 Kapri Ellenson Coloplast A/S 6
#28 Laxmi C. Gupta American Polymers 6
#28 James S. Gould Indicator Controls 6
#28 Rui Hu Hefei Boe Optoelectronics Technology Co. 6
#28 Aron Derecichei Bae Systems Plc 6
#35 James Fowler Delphi Technologies 5
#35 Bryan Wilson Global Tel*Link 5
#35 William F. Iceland 5
#35 Aaron London The Clorox 5
#35 Andrew Ronnau Unknown 5
#35 Manishi Gupta Carson Optical 5
#35 Michael B. Bolger University Of Southern California 5
#35 Jeffrey Kile Snap 5
#35 Robert L. Eckert 5
#44 Donald J. Barrus Baker Hughes Holdings 4
#44 William E. Limmer Emhart 4
#44 Gerry Turner 4
#44 Stanley C. Che Occidental Research 4
#44 Phil Martie 4
#44 John F. Fischer Smith International 4
#44 Arthur R. Mosier I/O Interconnect 4

Part of California