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

Ranked by patent count

Showing 18,401–18,450 of 32,327 companies

Rank Company Patents
#18517 Cj 4Dplex Co. 2
#18518 Cixi Haosheng Electronics & Hardware Co. 2
#18519 Citizen Holdings Co. 2
#18520 Cisbio Bioassays 2
#18521 Cirrus Outdoors 2
#18522 Cirrus Design 2
#18523 Cirrent 2
#18524 Ciris Energy 2
#18525 Cirel Systems Private Limited 2
#18526 Circular Commitment 2
#18527 Cinsay 2
#18528 Cinova Media 2
#18529 Cinch Connectivity Solutions 2
#18530 Cimpress Schweiz Gmbh 2
#18531 Cimcon Lighting 2
#18532 Cigent Technology 2
#18533 Cifa S.P.A. 2
#18534 Ciambella 2
#18535 Churchill Drilling Tools Limited 2
#18536 Chungbuk National University Industry-Academic Cooperation Foundation 2
#18537 Chung Chwan Enterprise Co. 2
#18538 Chun Kuang Optics 2
#18539 Chums 2
#18540 Chudy Group 2
#18541 Chronix Biomedical 2
#18542 Chrome Cherry Limited 2
#18543 Chromalox 2
#18544 Chromadex 2
#18545 Christian-Albrechts-Universitaet Zu Kiel 2
#18546 Chris Cam Industry 2
#18547 Chr. Hansen Natural Colors A/S 2
#18548 Chosen Co. 2
#18549 Chopard International Sa 2
#18550 Chongqing University Of Technology 2
#18551 Chiscan Holdings 2
#18552 Chirp Microsystems 2
#18553 Chirogate International 2
#18554 Chips Unlimited 2
#18555 Chipone Technology (Beijing) Co. 2
#18556 Chip Solutions 2
#18557 China University Of Petroleum 2
#18558 China Triumph International Engineering Co. 2
#18559 China Tobacco Hunan Industrial Co. 2
#18560 China Petrochemical Development 2
#18561 China Nuclear Power Engineering Co. 2
#18562 China Institute Of Water Resources And Hydropower Research 2
#18563 China Construction Steel Structure Co. 2
#18564 China Agricultural University 2
#18565 Chimerix 2
#18566 Children'S Hospital Los Angeles 2