Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Companies 2011

Ranked by patent count

Showing 5,901–5,950 of 22,517 companies

Rank Company Patents
#5999 Dana Automotive Systems Group 4
#6000 Damaka 4
#6001 Dalphi Metal Espana S.A. 4
#6002 Daka Research 4
#6003 Daita Frontier Fund 4
#6004 Dainichiseika Color & Chemicals Mfg. Co. 4
#6005 Daido Tokushuko 4
#6006 Daewoong Pharmaceutical Co. 4
#6007 D'Addario & Company 4
#6008 D2Audio 4
#6009 Cyntec Co. 4
#6010 Cymbet 4
#6011 Cybersource 4
#6012 Cybersoft 4
#6013 Cvrx 4
#6014 Current Technologies 4
#6015 Curis 4
#6016 Curamik Electronics Gmbh 4
#6017 Csir 4
#6018 Csi Technology Co. 4
#6019 Csc Holdings 4
#6020 Crs Electronic Co. 4
#6021 Crossbow Technology 4
#6022 Crestcom 4
#6023 Crayola 4
#6024 Crane & Co. 4
#6025 Cpacket Networks 4
#6026 Coulter Ventures, Llc. 4
#6027 Coty B.V. 4
#6028 Coskata 4
#6029 Core Wireless Licensing S.A.R.L. 4
#6030 Copytele 4
#6031 Coöperatie Avebe U.A. 4
#6032 Convergys Cmg Utah 4
#6033 Contract Fabrication & Design 4
#6034 Contitech Luftfedersysteme Gmbh 4
#6035 Contec 4
#6036 Consolidated Edison Company Of New York 4
#6037 Conjuchem 4
#6038 Confinement Telephony Technology 4
#6039 Computime Limited 4
#6040 Compagnie Plastic Omnium Se 4
#6041 Compagnie Generale Des Matieres Nucleaires 4
#6042 Communications & Power Industries 4
#6043 Cole Kepro International 4
#6044 Coherent Logix, Incorporated 4
#6045 Coaxia 4
#6046 Cms Products 4
#6047 Cmk 4
#6048 Clyde Bergemann 4