Top Inventors in West Chester, PA

West Chester, PA ranks #406 worldwide for total patents filed all time, with 7,810 patents from 1,305 inventors. Leading employers of inventors based in West Chester, PA include Rohm And Haas, E.I. Du Pont De Nemours And, Novatec. That works out to 418.3 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,305 inventors

Rank	Inventor	Primary Company	Patents
1	Anne Mae Gaffney	Rohm And Haas	112
2	Quinn Qun Zhu	E.I. Du Pont De Nemours And	92
3	Stephen B. Maguire	Novatec	78
#4	James C. Vartuli	Atlantic Richfield	76
#5	Roger A. Grey	Arco Chemical Technology	75
#6	Bi Le-Khac	Arco Chemical Technology	69
#7	Mark A. Cox	X-Card Holdings	68
#8	Brian J. Fitzpatrick	Commscope, Inc. Of North Carolina	60
#9	Shao-Hua Guo	Arco Chemical Technology	59
#10	Sheau-Hwa Ma	E.I. Du Pont De Nemours And	57
#11	Dimitrios Sarantakis	Amerimas Home Products	51
#12	Yiqiang Zhan	Shanghai United Imaging Intelligence Co.	48
#12	Michael DiCanzio	Turn 5	48
#12	Denny L. Y. Lee	E.I. Du Pont De Nemours And	48
#15	William B. Retallick	W.R. Grace & Co.-Conn.	47
#15	Sean Saidha	Depuy Synthes Products	47
#17	John W. Glatfelter	The Boeing	46
#18	Tom Brown	Comcast	45
#18	Norman C. Gilman	Igt	45
#20	Magdalena Zalacain	Smithkline Beecham Limited	43
#21	John F. Stephen	Ici Americas	42
#21	Eugene D. Gagliardi, Jr.	Designer Foods	42
#23	Joseph Vaccaro	Zenith Products	38
#24	Shaun B. Hanson	Zimmer Knee Creations	36
#24	Ryan C. Meers	Rehrig Pacific	36
#26	Rakesh Nambiar	Nutrition & Biosciences Usa 4	35
#26	James Robert Schwartz	The Procter & Gamble	35
#26	Ross Hamel	Depuy Synthes Products	35
#26	Robert J. Bishop	Bendix-Atlantic Inflator	35
#30	Albert F. Elcock	Arris Enterprises	34
#30	Manuel Tavares	Pennsy	34
#30	Feng Qiu	Siemens Healthcare Limited	34
#33	Christopher J. Campbell	3M	33
#33	Mark Fulmer	Noria	33
#35	Liming Cai	Dopaco	32
#35	Vincent A. Durante	Sun Company, Inc. (R&M)	32
#35	David John Holmes	Smithkline Beecham Limited	32
#35	Thomas Keyer	Depuy Synthes Products	32
#35	Sean M. O'Connor	Unl Holdings	32
#40	Glen Pierson	Depuy Synthes Products	31
#40	James Kenney	Drummond Scientific	31
#40	Richard O. Warther	Vanguard Identification Systems	31
#43	Howard Hershey	Pioneer (Corteva)	30
#43	Scott Kramer	Vdyne	30
#45	John F. Cvinar	Gi Dynamics	29
#45	David L. Thorn	E.I. Du Pont De Nemours And	29
#45	Robert N. Cochran	Arco Chemical Technology	29
#45	Marc B. Goldfinger	E.I. Du Pont De Nemours And	29
#45	Francis G. Dwyer	ExxonMobil	29
#45	Gangfeng Cai	Chevron	29

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