Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Companies 1997

Ranked by patent count

Showing 13,401–13,450 of 13,859 companies

Rank Company Patents
#13499 Assembled Products 1
#13500 Asselin 1
#13501 Aspen Systems 1
#13502 Aspen Research 1
#13503 Aspects 1
#13504 Ason Engineering 1
#13505 Asm Lithography 1
#13506 Asm Japan K.K. 1
#13507 Asm International N.V. 1
#13508 Askoll S.P.A. 1
#13509 Ask 1
#13510 Asia Optical Co. 1
#13511 Ashworth Bros. 1
#13512 Ashlock Company, A Division Of Vistan 1
#13513 Ashley Outdoors 1
#13514 Ashland Products 1
#13515 Ashland Oil 1
#13516 Ashimori Kogyo Kabushiki Kaisha 1
#13517 Aser 1
#13518 Asec Manufacturing 1
#13519 Ascension Technology 1
#13520 Ascension Orthopedics 1
#13521 Asc Machine Tools 1
#13522 Asarco 1
#13523 Asante Technologies 1
#13524 Asai Germanium Research Institute Co. 1
#13525 Asahipen 1
#13526 Asahi/America 1
#13527 Asahi Medical Co. 1
#13528 Asahi Kogaku Kabushiki Kaisha 1
#13529 Asahi Kasei Microsystems Co. 1
#13530 Asahi Doken Kabushiki Kaisha 1
#13531 Asahi Diamond Industrial Co. 1
#13532 A/S Bruel & Kjaer 1
#13533 Arzneimittelwerk Dresden Gmbh 1
#13534 Artistry In Motion Entertainment 1
#13535 Artisan Industries 1
#13536 Artificial Parallax Electronics 1
#13537 Arthur Eugster Ag 1
#13538 Arthur D. Little Enterprises 1
#13539 Arterial Vascular Engineering 1
#13540 Artemide S.P.A. 1
#13541 Artecon 1
#13542 Arte 1
#13543 Artann 1
#13544 Art Tech Gigadisc Atg 1
#13545 Array Printers Ab 1
#13546 Array Microsystems 1
#13547 Arqule 1
#13548 Aronkasei Co. 1