Heat exchange Patent Leaders 2017

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	Mahmoud Bahy Mahmoud Noureldin	9	Saudi Arabian Oil
2	Sangmu Lee	8	Mitsubishi Electric
3	Hani Mohammed Al Saed	7	Saudi Arabian Oil
#4	Masanori Jindou	5	Daikin Industries
#5	Sheng-Huang Lin	5	Asia Vital Components Co.
#6	Yoshio Oritani	5	Daikin Industries
#7	Ahmad Saleh Bunaiyan	4	Saudi Arabian Oil
#8	Harold D. Curtis	4	Munters
#9	Hans Pilebro	4	Skanska Sverige Ab
#10	Jae Yeon Kim	4	Hyundai Motor
#11	Michael Moser	4	Mahle International Gmbh
#12	Tsung-Hsien Huang	4	TSMC
#13	Abdullah M. Al-Otaibi	3	Saudi Arabian Oil
#14	Akira Ishibashi	3	Mitsubishi Electric
#15	Alan Day	3	Valeo Systemes Thermiques
#16	Alexander Korn	3	Mann+Hummel Gmbh
#17	Andreas Beutler	3	Wieland-Werke Ag
#18	Andreas Schwitalla	3	Wieland-Werke Ag
#19	Gerrit-Tobias Speidel	3	Mann+Hummel Gmbh
#20	Heiko Neff	3	Mahle International Gmbh
#21	Jack Leon Esformes	3	Carrier
#22	Jordin T. Kare	3	Intellectual Ventures
#23	Klas Bertilsson	3	Alfa Laval Corporate Ab
#24	Klaus Kalbacher	3	Modine Manufacturing
#25	Kwang Hun Oh	3	Hanon Systems
#26	Lee M. Kinder	3	Dana Canada
#27	Lowell L. Wood, JR.	3	The Invention Science Fund I
#28	Manfred Steinbauer	3	Linde Gmbh
#29	Nicholas J. Nagurny	3	Lockheed Martin
#30	Phillip F. Daly	3	Uop
#31	Rainer Fluggen	3	Linde Gmbh
#32	Satyam Bendapudi	3	Carrier
#33	Shun Yoshioka	3	Daikin Industries
#34	Takuya Kazusa	3	Daikin Industries
#35	Takuya Matsuda	3	Mitsubishi Electric
#36	Takashi Okazaki	3	Mitsubishi Electric
#37	Tai-Her Yang	3	Unknown
#38	Wolfgang Seewald	3	Mahle International Gmbh
#39	Yoshimasa Kikuchi	3	Daikin Industries
#40	Ahmed Saleh Bunaiyan	2	Saudi Arabian Oil
#41	Alan J. Jacobsen	2	Hrl Laboratories
#42	Anton Kierig	2	Mahle International Gmbh
#43	Anders Nyander	2	Alfa Laval Corporate Ab
#44	Bjorn J. Ahbel	2	IBM
#45	Boris Kerler	2	Mahle International Gmbh
#46	Bor-Bin Tsai	2	Asia Vital Components Co.
#47	Bryan Styles	2	Denso International America
#48	Caroline Schmid	2	Behr Gmbh & Co. Kg
#49	Christiane Kerber	2	Linde Gmbh
#50	Chun-Hung Lin	2	TSMC
#51	Charles J. McColgan	2	Hamilton Sundstrand
#52	Christian Riondet	2	Valeo Systemes Thermiques
#53	Christopher S. Roper	2	Hrl Laboratories
#54	Cheng-Tu WANG	2	Chaun-Choung Technology
#55	David Andrew Aaron	2	Baltimore Aircoil Company
#56	Daisuke Ito	2	Panasonic
#57	Daniel Tylutki	2	Denso International America
#58	Derek M. Beckner	2	Lockheed Martin
#59	Dimitri PENNER	2	Eberspächer Exhaust Technology Gmbh
#60	Diego Trentin	2	I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini
#61	Donald E. Army	2	Hamilton Sundstrand
#62	Dominique Raible	2	Mahle International Gmbh
#63	Edward M. Silverman	2	—
#64	Fabian Frobenius	2	Eberspächer Exhaust Technology Gmbh
#65	Federico Zoppas	2	I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini
#66	Fredrik Blomgren	2	Alfa Laval Corporate Ab
#67	François Busson	2	Valeo Systemes Thermiques
#68	Frederick P. Layman	2	Sdcmaterials
#69	Gerd Gaiser	2	Eberspächer Exhaust Technology Gmbh
#70	George Kan	2	Hamilton Sundstrand
#71	Gunther Hentschel	2	Mahle International Gmbh
#72	Hajime Sotokawa	2	Mitsubishi Electric
#73	Hani Toma	2	—
#74	Heinz Bühl	2	Mann+Hummel Gmbh
#75	Henrik Stiesdal	2	Siemens Aktiengesellschaft
#76	Hidemoto Arai	2	Mitsubishi Electric
#77	Hirokazu Fujino	2	Daikin Industries
#78	Hiroshi Otsuki	2	Toyota
#79	Hitoshi Sakamoto	2	Sony
#80	Hong-Young Lim	2	Hanon Systems
#81	Holger Schroth	2	Mahle International Gmbh
#82	Hsiao-Hu Peng	2	—
#83	Jesse B. Tice	2	—
#84	Jianying Cao	2	Becton, Dickinson And
#85	John Hartenstine	2	Advanced Cooling Technologies
#86	Johan Nilsson	2	Ericsson
#87	John A. Starkovich	2	—
#88	John Gilbert Thayer	2	Thermal
#89	Jung Sam Gu	2	Hanon Systems
#90	Junichi Hamadate	2	Daikin Industries
#91	Jurgen Schweizer	2	Carl Zeiss Stiftung
#92	Jun Young Song	2	Hanon Systems
#93	Junichi Teraki	2	Daikin Industries
#94	Kanji Akai	2	Daikin Industries
#95	Karl-Ernst Hummel	2	Mann+Hummel Gmbh
#96	Kazushige Kasai	2	Daikin Applied Americas
#97	Kuo-Sheng Lin	2	Asia Vital Components Co.
#98	Leo J. Veilleux, Jr.	2	Hamilton Sundstrand
#99	Markus Birgler	2	Eberspächer Exhaust Technology Gmbh
#100	Marcel Christians	2	Carrier

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Mahle International Gmbh	25
2	Mitsubishi Electric	19
3	GE	15
#4	Saudi Arabian Oil	13
#5	Alfa Laval Corporate Ab	11
#6	Asia Vital Components Co.	10
#7	Denso	10
#8	Valeo Systemes Thermiques	10
#9	Hamilton Sundstrand	9
#10	Daikin Industries	8
#11	Modine Manufacturing	8
#12	Carrier	7
#13	Hanon Systems	7
#14	LG	7
#15	Dana Canada	6
#16	Hyundai Motor	6
#17	Lockheed Martin	6
#18	Denso International America	5
#19	Keihin Thermal Technology	5
#20	Unknown	5
#21	Samsung	5
#22	Hrl Laboratories	4
#23	Linde Gmbh	4
#24	Mann+Hummel Gmbh	4
#25	Nec	4
#26	Skanska Sverige Ab	4
#27	Trane International	4
#28	General Motors	4
#29	IBM	4
#30	Panasonic	4
#31	Airbus Operations Limited	3
#32	Calsonic Kansei	3
#33	Fujitsu Limited	3
#34	Northrop Grumman	3
#35	Sanden	3
#36	Siemens Aktiengesellschaft	3
#37	Uop	3
#38	Wieland-Werke Ag	3
#39	Ford	3
#40	Applied Materials	2
#41	Advanced Cooling Technologies	2
#42	Arvos Gmbh	2
#43	Baltimore Aircoil Company	2
#44	Borgwarner Emissions Systems Spain, S.L.U.	2
#45	Chaun-Choung Technology	2
#46	Cooler Master Co.	2
#47	Daikin Applied Americas	2
#48	Doowon Climate Control Co.	2
#49	Eberspächer Exhaust Technology Gmbh	2
#50	Intellectual Ventures	2
#51	Halla Visteon Climate Control	2
#52	Hs Marston Aerospace Limited	2
#53	Htc	2
#54	I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini	2
#55	Kbautotech Co.	2
#56	Kobe Steel	2
#57	Ngk Insulators	2
#58	Rolls-Royce Plc	2
#59	Schneider Electric It	2
#60	Sdcmaterials	2
#61	Showa Denko K.K.	2
#62	Sumitomo Precision Products Co.	2
#63	Stanford University	2
#64	Thermal	2
#65	Caterpillar	2
#66	Intel	2
#67	Toyota	2
#68	3M	1
#69	AMD	1
#70	Apple	1
#71	Aavid Thermalloy	1
#72	Abaco Systems	1
#73	Acer Incorporated	1
#74	Advanced Steam Technology Company	1
#75	Airbus Defence And Space Sas	1
#76	Aisin Seiki Kabushiki Kaisha	1
#77	Alfa Laval Vicarb	1
#78	Alfred Kärcher Gmbh & Co. Kg	1
#79	American Innovations	1
#80	American Sterilizer	1
#81	Atlas Copco Airpower, Naamloze Vennootschap	1
#82	Audi Ag	1
#83	Autoneum Management Ag	1
#84	Bae Systems Plc	1
#85	Basf Se	1
#86	B&B Agema Gmbh	1
#87	Black Night Enterprises	1
#88	Brentwood Industries	1
#89	Carlsberg Breweries A/S	1
#90	Chang Chun Petrochemical Co.	1
#91	Colmac Coil Manufacturing	1
#92	CEA	1
#93	Composite Cooling Solutions	1
#94	Coolit Systems	1
#95	Cornell University	1
#96	Cray	1
#97	Crom	1
#98	Danfoss A/S	1
#99	Denso Thermal Systems S.P.A.	1
#100	Dürr Somac Gmbh	1

Heat exchange Patent Leaders in 2017 2017

Patents per Year

Top Inventors

Top Companies