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ExxonMobil — 19,158 Patents

Rank (All Time): #51 of 105,732Top 1%

10,161 inventors

Fortune 500 #8 (2025) · Inventor 500 →

19,158 Patents All Time

Patents per Year

Top Inventors at ExxonMobil All Time

Showing 1–50 of 10,161 inventors

Rank	Name	Patents
1	Hartley Owen	238
2	Andrew G. Horodysky	231
3	Robert D. Lundberg	230
#4	Clarence D. Chang	187
#5	Mohsen N. Harandi	183
#6	Jo Ann M. Canich	172
#7	Antonio Gutierrez	161
#8	James R. Lattner	152
#9	Tsoung Y. Yan	151
#10	Jihad M. Dakka	149
#11	Sudhin Datta	141
#12	Peijun Jiang	131
#13	Frank Hershkowitz	128
#14	Stuart L. Soled	124
#15	Dennis G. Peiffer	123
#15	Patrick Brant	123
#17	Abhimanyu O. Patil	121
#17	Matthew W. Holtcamp	121
#17	Paul F. Keusenkothen	121
#17	Stephen H. Brown	121
#21	Keith H. Kuechler	109
#22	Harry W. Deckman	108
#22	Margaret M. Wu	108
#24	Thomas F. Degnan	107
#25	John R. Hagadorn	105
#26	Michael Siskin	101
#26	Paul J. Berlowitz	101
#28	Stephen N. Vaughn	99
#28	Teng Xu	99
#30	Donna J. Crowther	98
#31	Ramesh Varadaraj	97
#32	Karl G. Strohmaier	96
#33	Wenyih F. Lai	95
#34	Machteld M. Mertens	92
#35	Andy H. Tsou	91
#35	Tan-Jen Chen	91
#37	John S. Buchanan	90
#38	Larry L. Iaccino	89
#39	Alfred R. Jennings, Jr.	87
#40	Arthur W. Chester	85
#41	Costandi A. Audeh	84
#42	Jacob Emert	82
#43	Guido Sartori	81
#43	Hsien-Chang Wang	81
#45	Ernest W. Valyocsik	80
#45	Ralph M. Dessau	80
#47	James H. Beech, Jr.	79
#47	Roby Bearden, Jr.	79
#47	Samuel A. Tabak	79
#47	Stanley J. Brois	79

Most Valuable Patents

Patent	Est. Value	Year
Heat exchange mechanism for removing contaminants from a hydrocarbon vapor stream	$3.8B	2023
Methods for performing formation evaluation and related systems	$3.4B	2023
Metal catalyst synthesis and acid/metal bifunctional catalyst systems thereof	$3.0B	2023
Coated polymeric films and coating solutions for use with polymeric films	$2.9B	2009
Polyolefin compositions suitable for films	$2.8B	2024

All 100 most valuable US patents →