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Marathon Oil — 365 Patents

Rank (All Time): N/A of 106,120

213 inventors

365 Patents All Time

Top Inventors at Marathon Oil All Time

Showing 1–50 of 213 inventors

Rank	Name	Patents
1	Robert D. Sydansk	52
2	Philip M. Snider	21
3	Wayne E. Luetzelschwab	20
#4	Mark A. Plummer	18
#5	David O. Falk	17
#6	John J. Waycuilis	14
#7	Willem P. C. Duyvesteyn	13
#8	James E. Tackett	12
#9	Joseph A. Zierolf	10
#10	Stanley C. Jones	10
#11	Gary J. Collins	10
#12	David S. Wesson	10
#13	Perry A. Argabright	10
#14	Donald E. Schroeder, Jr.	8
#15	John S. Rhudy	8
#16	Richard L. Christiansen	8
#17	Irvin D. Johnson	8
#18	David Ellwood	7
#19	Hiemi K. Haines	7
#20	LaVaun S. Merrill, Jr.	7
#21	Gary R. Cook	6
#22	John L. Baugh	5
#23	Robert Barree	5
#24	Julian Kift	5
#25	Charles R. Bruce	5
#26	Charles J. Norton	5
#27	Kenneth R. Wener	5
#28	Roy B. Duke	4
#29	Raymond L. Morley	4
#30	Anthony R. Tinkle	4
#31	George P. Southwell	4
#32	Joseph P. Haney	4
#33	Alfred D. Hill	4
#34	Doug Murray	3
#35	Arthur C. Proffitt	3
#36	Aubrey C. Mills	3
#37	Carle C. Zimmerman, Jr.	3
#38	Charles F. Garbutt	3
#39	D. Craig McClure	3
#40	David L. Gibbons	3
#41	Eric Phelps	3
#42	George E. Lowe	3
#43	Phillip M. Beazley	3
#44	Sidney R. Smith	3
#45	Timothy J. Thompson	3
#46	Wayne O. Roszelle	3
#47	William C. Barron	3
#48	Roland A. Chambers	2
#49	Bradley D. Hutchison	2
#50	Charles W. King	2