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USPTO Patent Rankings Data through Sept 30, 2025
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Top Inventors 1989

Ranked by patent count

Showing 13,101–13,150 of 140,708 inventors

Rank Name Patents Location Company
#13101 William R. Kennedy 2 Taylorville, IL Jack Kennedy Metal Products & Buildings
#13102 William W. Kemp 2 Milwaukie, OR Precision Castparts
#13103 William W. Kelly 2 Battle Creek, MI Stanadyne Automotive
#13104 Wilhelm A. Keller 2 Ludwigshafen, DE Medmix Systems Ag
#13105 Wilhelm Kaupmann 2 Hannover, DE Kali-Chemie Pharma Gmbh
#13106 William A. Kastendieck 2 Wylie, TX Varo
#13107 Wilfried H. K. Kandler 2 Achim, DE U.S. Philips
#13108 William J. Kaiser 2 Los Angeles, CA University of California
#13109 Wilfried Jud 2 St. Pölten, AT Teich Aktiengesellschaft
#13110 William D. Jordan 2 Dallas, TX Thermalloy
#13111 Willie B. Jones 2 Memphis, TN —
#13112 William M. Johnson 2 Melton, SD Ralph Mckay Limited
#13113 William C. Johnson 2 Leawood, KS Rand Farm Systems
#13114 William M. Jenson 2 Excelsior, MN Fsi Holdings
#13115 Wilbur W. Jarvis 2 Benton Harbor, MI Whirlpool
#13116 William F. Jandeska, Jr. 2 Rochester, MI General Motors
#13117 William E. Ingalls 2 Longmont, CO Stempf Automotive Industries
#13118 William J. Imoehl 2 Williamsburg, VA —
#13119 William R. Huseby 2 Vancouver, WA —
#13120 William A. Hunter 2 Milwaukee, WI Hunter Automated Machinery
#13121 William M. Hung 2 Cincinnati, OH Hilton Davis Chemical
#13122 William F. Huffman 2 Malvern, PA Smithkline Beckman
#13123 William J. Houlihan 2 Mountain Lakes, NJ Sandoz Ag
#13124 William J. Hommes 2 Hockessin, DE E.I. Du Pont De Nemours And
#13125 William G. Holz 2 Lodi, CA —
#13126 William K. Holmes 2 San Diego, CA Rxsafe
#13127 William E. Hoke 2 Wayland, MA RTX (Raytheon)
#13128 William C. Hoffman 2 Decatur, IL Union Carbide Chemicals & Plastics Technology
#13129 William G. Hodlewsky 2 Greendale, WI Rexnord Gmbh
#13130 William B. Hillig 2 Ballston Lake, NY GE
#13131 William J. Hillegas 2 Ann Arbor, MI University of Michigan
#13132 William K. Hilfiker 2 Eureka, CA Hilfiker Pipe Co.
#13133 William R. Higgins 2 Clearwater, FL Atr International
#13134 William H. Heuer 2 Arlington Heights, IL W. Haking Enterprises Limited
#13135 William H. Herndon 2 Sunnyvale, CA Fairchild Camera & Instrument
#13136 William L. Hergenrother 2 Akron, OH Bridgestone
#13137 William G. Herbert 2 Goodland, IN Xerox
#13138 William A. Henderson 2 Holden, MA American Cyanamid
#13139 Winfried Heinrich 2 Jena, DE Jenoptik Jena Gmbh
#13140 William P. Heinrich 2 McHenry, IL The Cloverline
#13141 William Heggie 2 Pinhal Novo, PT Hovione Inter Limited
#13142 Will Heddon 2 Lake Wales, FL —
#13143 William F. Heaney 2 Hamilton Township, NJ ExxonMobil
#13144 William J. Hayes 2 Tewksbury, MA Shandon
#13145 William E. Hawkins 2 Circleville, OH E.I. Du Pont De Nemours And
#13146 Willi Hartmann 2 Hoyerswerda - Wojerecy, DE Alfred Teves Gmbh
#13147 William P. Hart 2 Cornelius, NC Chevron
#13148 William J. Harris 2 Lake Jackson, TX Dow Global Technologies
#13149 William C. Harris 2 Colorado Springs, CO Sikorsky Aircraft
#13150 William P. Harper 2 Phoenix, AZ Rogers