Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Companies 2002

Ranked by patent count

Showing 12,451–12,500 of 18,242 companies

Rank Company Patents
#12573 Quantel Limited 1
#12574 Quantachrome 1
#12575 Quanta Vision Co. 1
#12576 Quanta Display 1
#12577 Quanex 1
#12578 Qualstar 1
#12579 Qualmark 1
#12580 Quality Engineering 1
#12581 Quality Boat Lifts 1
#12582 Quality Biological 1
#12583 Qualitrol Company 1
#12584 Qualitau 1
#12585 Qualigen 1
#12586 Qualia Computing 1
#12587 Quadrinvest S.P.A. 1
#12588 Quadlux 1
#12589 Qt Holdings 1
#12590 Qsound Labs 1
#12591 Qqc 1
#12592 Qnx Software Systems Limited 1
#12593 Qlt 1
#12594 Qiagen Gmbh 1
#12595 Qc Solutions 1
#12596 Q-Vis Limited 1
#12597 Q-Free Asa 1
#12598 Q-Dot 1
#12599 Pyrotek 1
#12600 Pyroalliance 1
#12601 Pyramid Technologies 1
#12602 Pycon 1
#12603 Pwb Ag 1
#12604 Purolator Products Na 1
#12605 Purisys 1
#12606 Purifics Environmental Technologies 1
#12607 Purevision Technology 1
#12608 Purepulse Technologies 1
#12609 Pure Energy 1
#12610 Puratos N.V. 1
#12611 Puratos Naamloze Vennootschap 1
#12612 Pur Water Purification Products 1
#12613 Pumptec 1
#12614 Pumatech 1
#12615 Pulsotronic Merten Gmbh & Co. Kg 1
#12616 Pulselink 1
#12617 Pulpdent 1
#12618 Pulmonx 1
#12619 Public Service Company Of Colorado 1
#12620 Ptt Post Holdings B.V. 1
#12621 Ptt 1
#12622 Pti Technologies 1