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Ashland — 296 Patents

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

267 inventors

296 Patents All Time

Top Inventors at Ashland All Time

Showing 1–50 of 267 inventors

Rank	Name	Patents
1	Steven E. Schultz	24
2	Michael A. Dituro	16
3	Laurence G. Dammann	14
#4	Irl E. Ward	13
#5	James G. Prete	12
#6	Richard J. Baumgart	12
#7	Frances E. Lockwood	12
#8	Ken K. Chang	11
#9	Allen D. Polowinczak	10
#10	David E. Turcotte	10
#11	Roman Loza	9
#12	Chia-Hung Chen	9
#13	Francis W. Michelotti	9
#14	Thomas E. Dando	9
#15	Harold Simpson	9
#16	Bruce L. Libutti	9
#17	George K. Wai	8
#18	Robert B. Fechter	8
#19	Joseph Mihelic	8
#20	Helena Twardowska	8
#21	Andrew A. Romano	7
#22	Mark V. Murphy	7
#23	William R. Dunnavant	7
#24	Michael J. Skoglund	6
#25	Heimo J. Langer	6
#26	Dennis H. Fisher	5
#27	Dwight E. Emerich	5
#28	Edward S. Beardwood	5
#29	Jason Annes	5
#30	Linda M. Hlivka	5
#31	Roger E. Hayner	5
#32	Rina Singh	5
#33	William P. Hettinger, Jr.	5
#34	William T. Welch	5
#35	Zhiqiang Zhang	5
#36	Darryl Peters	5
#37	Howard F. Moore	4
#38	Alden W. Olsen	4
#39	Carl R. Stephens	4
#40	Charles Benjamin Miller	4
#41	Donald P. Malone	4
#42	H. Randall Shriver	4
#43	James J. Archibald	4
#44	James T. Schneider	4
#45	John B. Cooper	4
#46	John K. Voight	4
#47	Matthew S. Sheridan	4
#48	Michael B. Sumner	4
#49	Pavol Kmec	4
#50	Ronald C. Aufderheide	4