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

Ranked by patent count

Showing 11,651–11,700 of 22,517 companies

Rank Company Patents
#11776 Dynabrade 2
#11777 Dymax 2
#11778 Dxna 2
#11779 Dusa Pharmaceuticals 2
#11780 Durr Ecoclean Gmbh 2
#11781 Durferrit Gmbh 2
#11782 Duratech Industries International 2
#11783 Duquesne University Of The Holy Spirit 2
#11784 Du Pont-Toray Co. 2
#11785 Du Pont-Mitsui Fluorochemicals Co. 2
#11786 Du Pont Electronic Polymers 2
#11787 Du-Bro Products 2
#11788 Dt Labs 2
#11789 Dsu Medical 2
#11790 Dst Output 2
#11791 Dsp Group 2
#11792 Dsg Technology As 2
#11793 Drum Workshop 2
#11794 Drug Delivery Solutions Limited 2
#11795 Drs Rsta 2
#11796 Dürr Ecoclean Gmbh 2
#11797 Drinkard Metalox 2
#11798 Drägerwerk Aktiengesellschaft 2
#11799 Drg International 2
#11800 Dresser Wayne Ab 2
#11801 Dredging International N.V. 2
#11802 Dream Visions 2
#11803 Dragon Energy Pte. 2
#11804 Draeger Safety Uk Limited 2
#11805 Dr. Susan Love Research Foundation 2
#11806 Dr. Hahn Gmbh & Co. Kg 2
#11807 D&Pl Technology Holding Company 2
#11808 Dpcom A/S 2
#11809 Doxa Ab 2
#11810 Dowco 2
#11811 Dowa Eco-System Co. 2
#11812 Dow Pharmaceutical Sciences 2
#11813 Dover Chemical 2
#11814 Doty Scientific 2
#11815 Dornoch Medical Systems 2
#11816 Dorner Mfg. 2
#11817 Dorf Ketal Speciality Catalysts 2
#11818 Doran Manufacturing 2
#11819 Doppler E. Doppler & Co. Gmbh 2
#11820 Doowon Technical College 2
#11821 Doowon Electronics Co. 2
#11822 Dongguan Masstop Liquid Crystal Display Co. 2
#11823 Dong-Eui University Industry-Academic Cooperation Foundation 2
#11824 Dong-A University Research Foundation For Industry-Academy Cooperation 2
#11825 Dominion Engineering 2