Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Companies 2023

Ranked by patent count

Showing 21,651–21,700 of 29,688 companies

Rank Company Patents
#21757 Quantum Information Security 1
#21758 Quantropi 1
#21759 Quantify Labs 1
#21760 Quantifind 1
#21761 Quantenna Communications 1
#21762 Quanta Vision Co. 1
#21763 Quanta System S.P.A. 1
#21764 Quann Cheng International Co. 1
#21765 Quality Vision International 1
#21766 Qualitrol Company 1
#21767 Qualitas Manufacturing Incorporated 1
#21768 Qualipac 1
#21769 Qualigen 1
#21770 Quake Global 1
#21771 Quadratec 1
#21772 Quadrant Plastic Composites, Ag 1
#21773 Quad/Graphics 1
#21774 Qu Biologics 1
#21775 Qt Holdings 1
#21776 Qso 1
#21777 Qsa Global 1
#21778 Qrypt 1
#21779 Qrisq Analytics 1
#21780 Qortek 1
#21781 Qonqave Gmbh 1
#21782 Qognify 1
#21783 Qnovia 1
#21784 Qis 1
#21785 Qioptiq Limited 1
#21786 Qingdao Vland Biotech Group Co. 1
#21787 Qingdao Tmz Tools Co. 1
#21788 Qingdao Sm Parker Golf 1
#21789 Qingdao National Laboratory Of Marine Science And Technology Development Center 1
#21790 Qingdao Kingagroot Chemical Compound Co. 1
#21791 Qingdao Institute Of Marine Geology 1
#21792 Qingdao Hollyren Cosmetics Co. 1
#21793 Qingdao Hisense Media Networks 1
#21794 Qingdao Hisense Hitachi Air-Conditioning Systems Co. 1
#21795 Qingdao Genjoy Home Fashion Co. 1
#21796 Qierling (Beijing) Health Technology Co. 1
#21797 Qianjiang Yongan Phamaceutical Co. 1
#21798 Qi Ding Technology Qinhuangdao Co 1
#21799 Q3 Medical Devices Limited 1
#21800 Q2 Software 1
#21801 Q-Net Security 1
#21802 Q-Free Asa 1
#21803 Q-Ba-Maze 1
#21804 Pyxalis 1
#21805 Pyrophase 1
#21806 Pyro Dynamics 1