Railways Patent Leaders 2024 | Patent Leaderboard

Rankings count each patent once by its primary Cooperative Patent Classification. All-time pages aggregate the full database; year pages use patent grant year.

Recent years: 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Patents per Year

Top Inventors

Rank ↑	Inventor ↕	Patents ↕	Primary Company ↕
1	Trond Austrheim	8	Autostore Technology As
2	Peter M. Bartek	5	—
3	Ajith Kuttannair Kumar	4	GE
#4	Benjamin Stuart Stabler	4	Parallel Systems
#5	Brian Kurz	4	—
#6	Harsh Piparsaniya	4	Mastercard
#7	Ingvar Fagerland	4	Autostore Technology As
#8	Jeremy Jovenall	4	Cattron North America
#9	Jeffrey D. Kernwein	4	—
#10	Joseph Gorman	4	Transportation Ip Holdings
#11	Kendrick W. Gawne	4	—
#12	Matthew Dick	4	Ensco
#13	Makoto Kobayashi	4	Canon
#14	Noritaka Yanai	4	Mitsubishi Electric
#15	Patrick Dunn	4	Motorola
#16	Alon Green	3	Thales Canada
#17	Ann K. Grimm	3	—
#18	Bernhard Hoescheler	3	Siemens Mobility Gmbh
#19	Bret Dwayne Worden	3	GE
#20	Carl L. Haas	3	—
#21	Christopher Claussen	3	Transportation Ip Holdings
#22	Feng Bao	3	Cisco
#23	Hao Lu	3	China University Of Mining And Technology
#24	Haruki Ogo	3	Murata Machinery
#25	James D. Brooks	3	GE
#26	John William Brand	3	GE
#27	John Howard	3	Parallel Systems
#28	Konstantin I. Khenokh	3	Trinity Rail Group
#29	Marc Greenbaum	3	Parallel Systems
#30	Matthew Soule	3	Parallel Systems
#31	Padam Dhoj Swar	3	—
#32	Phillip A. Burgart	3	—
#33	Ragnar Stuhaug	3	Autostore Technology As
#34	Richard C. Bohme	3	Siemens Mobility Gmbh
#35	Sammy Akif	3	Progress Rail Services
#36	Scott A. Keener	3	Amsted Rail Company
#37	Stefan Lauer	3	Siemens Mobility Gmbh
#38	Udhayaraj Sivalingam	3	Siemens Mobility Gmbh
#39	Walter J. Peach	3	Standard Car Truck
#40	Yasuhisa Ito	3	Murata Machinery
#41	Øystein Gjerdevik	3	Autostore Technology As
#42	Alexander Reich	2	Maschinenfabrik Reinhausen Gmbh
#43	Amaury Rolin	2	Mtd Products
#44	Andrea Anez	2	Parallel Systems
#45	Andre Brousseau	2	Cattron North America
#46	Andreas Wanjek	2	Sew-Eurodrive Gmbh & Co. Kg
#47	Bharanikumar Ramasundaram	2	Freightlucid
#48	Brad Cross	2	Stc
#49	Brian Harp	2	Siemens Mobility Gmbh
#50	Brian Joseph Hogan	2	Siemens Mobility Gmbh
#51	Caleb N. Nehls	2	Freightlucid
#52	Calvin Schlau	2	Freightlucid
#53	Christopher Crisafulli	2	Trinity Rail Group
#54	Chunhai Gao	2	Traffic Control Technology Co.
#55	Christopher Neil Pickard	2	Bnsf Railway
#56	David Kiley	2	Cavnue Technology
#57	Daniel McGee	2	Transportation Ip Holdings
#58	Daniel Pfeifer	2	Innova Patent Gmbh
#59	Daniel Spencer	2	Siemens Mobility Gmbh
#60	Destry Diefenbach	2	Stc
#61	Devin Steven Sage	2	C.D.L. Electric Company
#62	Derek Kevin Woo	2	GE
#63	Dilson dos Santos Rodrigues	2	—
#64	Donald Coy Beaman	2	—
#65	Erik Karl Frohberg	2	Bnsf Railway
#66	Evan Paul Sevel	2	Progress Rail Locomotive
#67	Fengbo LIU	2	Casco Signal
#68	Gongbo Zhou	2	China University Of Mining And Technology
#69	Hark Braren	2	Bnsf Railway
#70	Hannes Peer	2	Siemens Mobility Gmbh
#71	Helge Aufderheide	2	Siemens Mobility Gmbh
#72	Helmut Stoff	2	Siemens Aktiengesellschaft
#73	Holger Schmidt	2	University of California
#74	Honghui Yan	2	Aptiv Technologies Ag
#75	Huarong Li	2	Casco Signal
#76	Igor Abrosimov	2	Acuid Corporation (Guernsey) Limited
#77	James A. Oswald	2	—
#78	James W. Talley, Jr.	2	Freightlucid
#79	Janmejay Tripathy	2	—
#80	Jens Braband	2	Siemens Mobility Gmbh
#81	Jeffrey Michael Fries	2	Alstom Transport Technologies
#82	Jiang Qian	2	Us Synthetic
#83	Jiannian Wang	2	Casco Signal
#84	Jing XU	2	Casco Signal
#85	John D. Anderson	2	Standard Car Truck
#86	Jörg Melde	2	Siemens Mobility Gmbh
#87	Jörg Pforr	2	Siemens Mobility Gmbh
#88	Jun Zheng	2	Southwest Jiaotong University
#89	Kenneth Wayne Black	2	National Steel Car Limited
#90	Kent Robert Shue	2	Bnsf Railway
#91	Kurt A. Gunther	2	Metrom Rail
#92	Lei Zhang	2	Aac Optics Solutions Pte.
#93	Likui Guo	2	Crrc Tangshan Co.
#94	Liangjie LI	2	Crrc Tangshan Co.
#95	Matteo Frea	2	Faiveley Transport Italia S.P.A.
#96	Malte Hammerl	2	Siemens Mobility Gmbh
#97	Marco Antonio Ibarra	2	C.D.L. Electric Company
#98	Marius Traian Indre	2	Siemens Mobility Sas
#99	Manuel Kroiss	2	Siemens Mobility Gmbh
#100	Markus Mehlan	2	Siemens Mobility Gmbh

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Siemens Mobility Gmbh	56
2	Transportation Ip Holdings	21
3	Bnsf Railway	16
#4	Mitsubishi Electric	16
#5	Murata Machinery	12
#6	Autostore Technology As	10
#7	Casco Signal	10
#8	Westinghouse Air Brake	8
#9	Byd Company Limited	7
#10	Parallel Systems	7
#11	Alstom Transport Technologies	6
#12	Gunderson	6
#13	Amsted Rail Company	5
#14	Daifuku Co.	5
#15	Cattron North America	4
#16	Crrc Tangshan Co.	4
#17	Ensco	4
#18	Harsco	4
#19	Hitachi	4
#20	Progress Rail Services	4
#21	Traffic Control Technology Co.	4
#22	Trinity Rail Group	4
#23	Crrc Qingdao Sifang Co.	3
#24	Jac Operations	3
#25	National Steel Car Limited	3
#26	Siemens Mobility Sas	3
#27	Amazon	2
#28	Alstom Technology	2
#29	Beijing Jiaotong University	2
#30	Bombardier Transportation Gmbh	2
#31	Cavnue Technology	2
#32	C.D.L. Electric Company	2
#33	Central South University	2
#34	China University Of Mining And Technology	2
#35	Crrc Nanjing Puzhen Co.	2
#36	Dellner Couplers Ab	2
#37	Faiveley Transport Italia S.P.A.	2
#38	Faiveley Transport Tours	2
#39	Frauscher Sensortechnik Gmbh	2
#40	Freightlucid	2
#41	Icomera Ab	2
#42	Innova Patent Gmbh	2
#43	Kawasaki Railcar Manufacturing Co.	2
#44	Knoxville Locomotive Works	2
#45	Koito Electric Industries	2
#46	Metrom Rail	2
#47	Nowe Gmbh	2
#48	Railserve	2
#49	Rail Vision	2
#50	Rockwell Automation	2
#51	Sew-Eurodrive Gmbh & Co. Kg	2
#52	Siemens Mobility Austria Gmbh	2
#53	Southwest Jiaotong University	2
#54	Stc	2
#55	Trinity Tank Car	2
#56	Comcast	2
#57	Aktiebolaget Skf	1
#58	Anhui University Of Science And Technology	1
#59	Arup Ventures Limited	1
#60	Athena Industrial Technologies	1
#61	Aventics Gmbh	1
#62	BMW	1
#63	Beijing Urban Construction Design & Development Group Co., Limited	1
#64	Bentley Systems, Incorporated	1
#65	Carl Freudenberg Kg	1
#66	Central Queensland University	1
#67	Charter Communications Operating	1
#68	China Academy Of Railway Sciences Corporation	1
#69	CEA	1
#70	Conductix-Wampfler Gmbh	1
#71	Crrc Qiqihar Rolling Stock Co.	1
#72	Crrc Zhuzhou Locomotive Co.	1
#73	Eaglerail Container Logistics	1
#74	East China Jiaotong University	1
#75	Fccl Partnership	1
#76	Fugro Technology B.V.	1
#77	Fuji Electric Co.	1
#78	Furrer + Frey Ag	1
#79	Georgia Tech Research	1
#80	Globiz Co.	1
#81	Glydways	1
#82	Hamilton Sundstrand	1
#83	Hatch	1
#84	Hefei General Machinery Research Institute Co.	1
#85	Herzog Railroad Services	1
#86	Hitachi Kokusai Electric	1
#87	Hitachi Rail Sts S.P.A.	1
#88	Holland	1
#89	Hydro-Québec	1
#90	International Electronic Machines	1
#91	Irdeto B.V.	1
#92	Jiangnan University	1
#93	Kabushiki Kaisha Toshiba	1
#94	King Faisal University	1
#95	Korea Railroad Research Institute	1
#96	Kyosan Electric Mfg. Co.	1
#97	L.B. Foster	1
#98	Leitner-Poma Of America	1
#99	Loram Maintenance Of Way	1
#100	Meteorcomm	1

Railways Patent Leaders in 2024 2024

Patents per Year

Top Inventors

Top Companies