Top Patent Law Firms
Sep 1 - Sep 30, 2025Top Patent Law Firms - September 2025
Rankings of the top patent law firms by patents granted in September 2025. SUGHRUE MION led with 116 patents out of 7,139 total grants.
Summary
7,139
Patents with attorney data this period
Top Patent Law Firms
1.SUGHRUE MION
48 clients including NSK, STäUBLI ELECTRICAL CONNECTORS AG, MYLVA, S.A.
Physics
Electricity
Human Necessities
116
1.6%
2.FISH & RICHARDSON
52 clients including SNWC, LG ELECTRONICS, TIDALX AI
Electricity
Physics
Human Necessities
112
1.6%
3.CANTOR COLBURN
39 clients including WONDERLAND SWITZERLAND AG, CHRISTIAN DIOR COUTURE, SHENZHEN UTILITY ENERGY CO.
Physics
Electricity
Operations & Transport
91
1.3%
4.KILPATRICK TOWNSEND & STOCKTON
40 clients including ADIDAS AG, INTERCONTINENTAL GREAT BRANDS, FREMONTA
Physics
Electricity
Human Necessities
78
1.1%
5.FOLEY & LARDNER
53 clients including CUMMINS, VIDEOJET TECHNOLOGIES, AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION
Electricity
Operations & Transport
Physics
74
1.0%
6.OLIFF PLC
36 clients including ZOZO, LES CHAIS DU SUD, VAN CLEEF & ARPELS SA
Operations & Transport
Electricity
Human Necessities
69
1.0%
7.WOMBLE BOND DICKINSON (US)
32 clients including I-SENS, BRABANTIA NEDERLAND B.V., R. J. REYNOLDS TOBACCO
Electricity
Physics
Human Necessities
66
0.9%
8.BIRCH, STEWART, KOLASCH & BIRCH
28 clients including LG ELECTRONICS, LUXSHARE PRECISION INDUSTRY COMPANY LIMITED, POTTERYJO AB
Electricity
Physics
Chemistry & Metallurgy
65
0.9%
9.HARNESS, DICKEY & PIERCE, P.L.C.
33 clients including WIHAPA AS, ALTRIA CLIENT SERVICES, MONSANTO TECHNOLOGY
Electricity
Physics
Operations & Transport
64
0.9%
10.OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P.
33 clients including KAO, PHILIP MORRIS PRODUCTS S.A., FURUKAWA ELECTRIC CO.
Electricity
Operations & Transport
Chemistry & Metallurgy
59
0.8%
11.KNOBBE, MARTENS, OLSON & BEAR
44 clients including FACTORY ENOVA, STARBUCKS, MASIMO
Electricity
Human Necessities
Physics
58
0.8%
12.NIXON & VANDERHYE
37 clients including SCREEN HOLDINGS CO., LEDIL OY, SAMSUNG ELECTRONICS CO.
Physics
Electricity
Human Necessities
57
0.8%
13.JCIPRNET
42 clients including ROLAND, ZHEJIANG PRULDE ELECTRIC APPLIANCE CO., FUJIFILM
Physics
Electricity
Operations & Transport
56
0.8%
14.MUNCY, GEISSLER, OLDS & LOWE
41 clients including ODK TECHNOLOGY PTE., ZHEJIANG ORIENT GENE BIOTECH CO., CHARMING WORLD
Electricity
Physics
Operations & Transport
54
0.8%
15.MORGAN, LEWIS & BOCKIUS
27 clients including LINE LION, OLYMPUS MEDICAL SYSTEMS, TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
Physics
Electricity
Operations & Transport
54
0.8%
16.SCHWEGMAN LUNDBERG & WOESSNER
30 clients including SNAP, GYRUS ACMI, BOSTON SCIENTIFIC NEUROMODULATION
Physics
Human Necessities
Electricity
53
0.7%
17.BANNER & WITCOFF, LTD.
19 clients including NIKE, HUHTAMäKI OYJ, MBM TECHNOLOGIES
Human Necessities
Electricity
Physics
51
0.7%
18.ARENTFOX SCHIFF
25 clients including EVOLVE TO YOU, AXENOX, LLC., QUANTUM SURGICAL
Electricity
Physics
Human Necessities
47
0.7%
19.DORITY & MANNING
24 clients including HUNTER DOUGLAS, CNH INDUSTRIAL AMERICA, W.R. GRACE & CO.-CONN.
Physics
Operations & Transport
Mechanical Engineering
46
0.6%
20.STUDEBAKER BRACKETT
25 clients including ENERGY MINING CO., GEELUX HOLDINGS, FUJIFILM
Electricity
Physics
Operations & Transport
46
0.6%
21.STERNE, KESSLER, GOLDSTEIN & FOX P.
17 clients including REJUVENATION, HENKEL AG & CO. KGAA, SALESFORCE
Physics
Electricity
Human Necessities
42
0.6%
22.PERKINS COIE
27 clients including HTR DEVELOPMENT, VERDANT ROBOTICS, CARLSMED
Electricity
Physics
Human Necessities
42
0.6%
23.CROWELL & MORING
26 clients including MERCEDES-BENZ GROUP AG, DREAM RECOVERY, TRUDELL MEDICAL INTERNATIONAL
Operations & Transport
Physics
Electricity
41
0.6%
24.XSENSUS
19 clients including SUMITOMO ELECTRIC INDUSTRIES, SUMITOMO RUBBER INDUSTRIES, SUMITOMO ELECTRIC HARDMETAL
Physics
Operations & Transport
Electricity
39
0.5%
25.RIMON
11 clients including SCREEN HOLDINGS CO., SUBARU, MITSUI KINZOKU ACT
Electricity
Physics
Operations & Transport
39
0.5%
Published December 22, 2025 at 10:13 PM
Data source: United States Patent and Trademark Office (USPTO)