Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Companies 2019

Ranked by patent count

Showing 18,051–18,100 of 32,327 companies

Rank Company Patents
#18165 Digital Global Systems 2
#18166 Digital Endoscopy Gmbh 2
#18167 Digital Aerolus 2
#18168 Digger Specialties 2
#18169 Dieterich Standard 2
#18170 Diehl Metering Systems Gmbh 2
#18171 Diasorin S.P.A. 2
#18172 Diamond Productions 2
#18173 Diamond Mowers 2
#18174 Diamir 2
#18175 Dialogtech 2
#18176 Diablo Racing 2
#18177 Dg Holdings 2
#18178 Dflabs S.P.A. 2
#18179 Dexter-Russell 2
#18180 Dewind One-Pass Trenching 2
#18181 Devmar Products 2
#18182 Devil Dog Concepts 2
#18183 Developonbox 2
#18184 Deutsche Institute Für Textil-Und Faserforschung Denkendorf 2
#18185 Deuteria Beverages 2
#18186 Detec Systems 2
#18187 Designing Solutions 2
#18188 Designer Ties 2
#18189 Design Data 2
#18190 Desert Aire 2
#18191 Dept. Of Electrical Engineering, National Changhua University Of Education 2
#18192 Deployable Space Systems 2
#18193 Department Of Electrical Engineering, National Changhua Univ. Of Education 2
#18194 Denso Korea Automotive 2
#18195 Denneroll Holdings Pty 2
#18196 Denki Kogyo Company, Limited 2
#18197 Dengensha Toa Co. 2
#18198 Denervx 2
#18199 Denali Therapeutics 2
#18200 Delta-Q Technologies 2
#18201 Delta Lock Company 2
#18203 Delta Design 2
#18204 Delta Air Lines 2
#18205 Delphian Systems 2
#18206 Delphi Powertrain Systems Korea 2
#18207 Delphi Automotive Systems Luxembourg Sa 2
#18208 Delinia 2
#18209 Delhi Technological University 2
#18210 Delcon S.R.L. 2
#18211 Delcath Systems 2
#18212 Delcam Limited 2
#18213 Delca 2
#18214 Dejana Truck And Utility Equipment Co. 2
#18215 Dehn'S Innovations 2