Caterpillar — 11,647 Patents, Ranked #78

Top Inventors at Caterpillar All Time

Rank	Name	Patents
1	Douglas C. Serrurier	117
2	Thomas Marshall Congdon	101
3	Dana R. Coldren	95
#4	Alan R. Stockner	89
#5	John L. Marsolek	86
#6	Eric T. Sinn	82
#7	Scott F. Shafer	69
#8	Mihai Mircea Balan	68
#9	Dennis H. Gibson	65
#10	Ronald D. Shinogle	63
#11	Jeffrey R. Ries	60
#12	Paul Russell Friend	60
#13	Mark S. Diekevers	58
#14	Nathan Bjerke	58
#15	Kenneth L. Stratton	57
#16	Jason Jura	56
#17	Keith R. Folken	56
#18	John J. Krone	55
#19	Adam J. Gudat	54
#20	Stephen R. Lewis	52
#21	Eric James Johannsen	51
#22	Scott Leman	51
#23	Jonathan W. Anders	50
#24	Yanchai Zhang	50
#25	Phillip J. Kunz	49
#26	Craig L. Koehrsen	48
#27	Dennis D. Feucht	48
#28	Pengfei Ma	48
#29	David A. Pierpont	47
#30	Daniel R. Puckett	47
#31	Martin L. Willi	47
#32	Nicholas A. Oetken	47
#33	Brian D. Hoff	46
#34	Brian D. Kuras	46
#35	Cory A. Brown	46
#36	Terril Johnson	46
#37	Cody Moore	45
#38	Kenth I. Svensson	45
#39	Nathaniel S. Doy	45
#40	Mark F. Sommars	44
#41	Richard E. Livesay	44
#42	Thomas E. Oertley	44
#43	Curtis J. Graham	43
#44	Evan Jacobson	43
#45	Mo Wei	43
#46	Scott B. Fiveland	43
#47	William J. Renski	43
#48	Eric S. Engelmann	42
#49	Gerald N. Coleman	41
#50	James J. Faletti	41
#51	Jackson Wai	40
#52	Kevin L. Martin	40
#53	Eric J. Hanson	39
#54	Hoisan Kim	39
#55	Michael Taylor	39
#56	Robert L. Meyer	39
#57	Xinyu Ge	39
#58	David P. Smith	37
#59	Jiao Zhang	37
#60	Travis E. Barnes	37
#61	Wade J. Robel	37
#62	Ye Tian	37
#63	Anthony J. Grichnik	37
#64	Craig B. Kelley	36
#65	Daniel R. Ibrahim	36
#66	David T. Montgomery	36
#67	Eric Lee Schroeder	36
#68	Timothy A. Thorson	36
#69	Toby A. Frelich	36
#70	Bobby John	35
#71	Kevin L. Steiner	35
#72	Robert J. Price	35
#73	Brian G. McGee	34
#74	Bryan E. Nelson	34
#75	David Bruno Parzynski, Jr.	34
#76	Gregory J. Kaufmann	34
#77	Christos Kyrtsos	33
#78	David J. Hakes	33
#79	Roger L. Recker	33
#80	Ronald L. Satzler	33
#81	Jason W. Muir	32
#82	Jesse Gerdes	32
#83	Bryant Morris	31
#84	Kevin P. Duffy	31
#85	Thandava K. Edara	31
#86	Brett M. Bailey	30
#87	Brian J. Schlenker	30
#88	Brad Robert Van De Veer	30
#89	Jacob J. McAlpine	30
#90	John M. Clarke	30
#91	Tonglin Shang	30
#92	Alan R. Coutant	30
#93	Benjamin Isaac Jones	29
#94	Darrell Lee Morehouse, III	29
#95	David R. Schricker	29
#96	Joseph Faivre	29
#97	Michael G. Cronin	29
#98	Perry D. Converse	29
#99	James Robert LaHood	28
#100	Norval P. Thomson	28