Showing 501–550 of 12,641 companies

Rank Company Patents
#514 Mitsubishi Paper Mills Limited 22
#515 Millipore 22
#516 Japan Synthetic Rubber 22
#517 Giat Industries 22
#518 Ferro 22
#519 Federal Signal 22
#520 Farmitalia Carlo Erba S.R.L. 22
#521 Dresser Industries 22
#522 Atsugi Unisia 22
#523 Wm. Wrigley Jr. 21
#524 Varian 21
#525 Tonen 21
#526 Sri International 21
#527 Societe Nationale Elf Aquitaine 21
#528 Smith & Nephew Richards 21
#529 Siemens Nixdorf Informationssysteme Ag 21
#530 Sensormatic Electronics 21
#531 Puritan-Bennett 21
#532 Ocg Microelectronic Materials 21
#533 Norton 21
#534 National Research Council Of Canada 21
#535 Mycogen 21
#536 Midwest Research Institute 21
#537 Koninklijke Ptt Nederland N.V. 21
#538 Hughes Missile Systems 21
#539 Horiba 21
#540 Hitachi Vlsi Engineering 21
#541 Hitachi Chemical Company 21
#542 Hamamatsu Photonics K.K. 21
#543 Deutsche Forschungsanstalt Fur Luft-Und Raumfahrt E.V. 21
#544 Department Of Energy 21
#545 Cytec Technology 21
#546 Board Of Trustees Operating Michigan State University 21
#547 Ausimont S.P.A. 21
#548 Amada Co. 21
#549 Weyerhaeuser Nr 20
#550 Washington University 20
#551 Volkswagen 20
#552 Tachi-S Co. 20
#553 Showa Denko K.K. 20
#554 Research Corporation Technologies 20
#555 Pioneer (Corteva) 20
#557 Nippon Soken 20
#558 Nippon Petrochemicals, Co. 20
#559 Nintendo Co. 20
#560 Mitsubishi Nuclear Fuel Co. 20
#561 Microelectronic & Computer Technology 20
#562 Maytag 20
#563 Kansas State University 20
#564 Jidosha Kiki Co. 20