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W W W. M A I N E B I Z . B I Z 17 M A R C H 1 0 , 2 0 2 5 F O C U S L I F E S C I E N C E S / I N N OVAT I O N C O M P I L E D B Y S T E P H A N I E M E A G H E R C O M P I L E D B Y S T E P H A N I E M E A G H E R Purchase this list and more as an Excel document at mainebiz.biz/DataCenter @ Maine's largest patent holders Ranked by total utility patents awarded to Maine inventors 2020-2024 Organization Total utility patents awarded 2020-2024 2024 2023 2022 2021 2020 1 RTX Corp. Waltham, Mass. 196 19 13 38 62 64 2 IDEXX Laboratories Inc. Westbrook 40 13 8 6 9 4 3 Corning Inc., Corning Life Sciences Kennebunk 25 7 9 4 3 2 4 University of Maine Orono 21 19 3 3 1 11 5 Semiconductor Components Industries LLC South Portland 18 2 5 5 4 2 6 The Jackson Laboratory Bar Harbor 17 6 5 3 2 1 7 Senko Advanced Components Inc. Yokkaichi, Japan 17 1 3 10 3 0 8 Bank of America Corp. Charlotte, N.C. 14 1 2 2 3 6 9 Maine Medical Center Portland 10 2 3 2 3 0 10 Howe & Howe Inc. Waterboro 10 1 5 3 0 1 11 KICTeam Inc. Auburn 9 1 3 1 1 3 12 Phoenix Biotechnology Inc. San Antonio, Texas 9 0 1 1 3 4 12 Tactual Labs Co. Portland 9 0 0 2 2 5 14 Envirologix Inc. Portland 8 2 0 2 1 3 15 Concepts NREC LLC White River Junction, Vt. 7 0 2 1 1 3 16 Valmet Inc. Winthrop 6 0 1 0 2 3 SOURCE: United States Patents & Trademarks Office (USPTO) Note: Patent origin is determined by the residence of the first-named inventor; utility patent grants by calendar year. - This list was compiled by Stephanie R. Meagher and published in the March 10, 2025, issue of Mainebiz. N O T E : Patent origin is determined by the residence of the first-named inventor; utility patent grants by calendar year. S O U R C E : United States Patents & Trademarks Office (USPTO) Maine's largest patent holders Ranked by total utility patents awarded to Maine inventors 2020–2024 Gain access to unlimited articles & lists for download Access to print and digital editions, website content, email newsletters, and downloadable business lists, plus events discounts! MAINEBIZ.BIZ/PRINTSUB Become a premium member of Mainebiz today to receive unlimited access!