Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Companies 2003

Ranked by patent count

Showing 10,401–10,450 of 18,594 companies

Rank Company Patents
#10514 Yamamoto Chemicals 1
#10515 Yamakawa Chemical Industry Co. 1
#10516 Yamagata University 1
#10517 Yamada T.S. Co. 1
#10518 Yamada Manufacturing Co. 1
#10519 Yamada Dobby Co. 1
#10520 Yamada Co. 1
#10521 Yamada Chemical Co. 1
#10522 Yaesu Musen Co. 1
#10523 Yac 1
#10524 Ya-Man 1
#10525 Xymid, Llc. 1
#10526 Xyleco 1
#10527 Xplore Technologies 1
#10528 Xoma (Us) 1
#10529 Xoft Microtube 1
#10530 Xiroku 1
#10531 Xircom Wireless 1
#10532 Xillix Technologies 1
#10533 Xignal Technologies Ag 1
#10534 Xero Limited 1
#10535 Xenonics Holdings 1
#10536 Xenesys 1
#10537 Xeikon 1
#10538 Xeda International S.A. 1
#10539 Xcyte Therapies 1
#10540 Xantrex International 1
#10541 Xanthus Life Sciences 1
#10542 Xanboo 1
#10543 Xacct Technologies 1
#10544 X-Technologies 1
#10545 X-L Synergy 1
#10546 X-Fab Semiconductor Foundries Gmbh 1
#10547 Wyatt Technology 1
#10548 W.W. Patterson 1
#10549 W.W. Grainger 1
#10550 Wulftec International 1
#10551 Wulfinghoff Alstroemeria B.V. 1
#10552 Wuhan Research Institute Of Posts And Telecommunications 1
#10553 Wtpa, Incorporated 1
#10554 W.S. Darley & 1
#10555 Wrightbrothers Co. 1
#10556 Wright Tool 1
#10557 Wright-Malta 1
#10558 Wrc Plc 1
#10559 W.R. Hambrecht + Co. 1
#10560 W.P. Hickman Systems 1
#10561 Worthington Armstrong Venture 1
#10562 Worsley Alumina Pty. 1
#10563 World Trend 1