Illinois — Patent Inventors 2004

Top Cities in Illinois 2004

Rank	City	Patents	Inventors
#1	Chicago, IL	997	643
#2	Naperville, IL	390	258
#3	Nes Ziona, IL	202	162
#4	Evanston, IL	164	94
#5	Palatine, IL	160	103
#6	Arlington Heights, IL	155	111
#7	Schaumburg, IL	143	90
#8	Rehovot, IL	142	111
#9	Peoria, IL	137	98
#10	Crystal Lake, IL	124	84
#11	Buffalo Grove, IL	122	79
#12	Champaign, IL	113	80
#13	Wheaton, IL	112	72
#14	Gurnee, IL	110	75
#15	Libertyville, IL	107	75
#16	Rockford, IL	106	67
#17	Des Plaines, IL	95	64
#18	Urbana, IL	88	60
#19	Glenview, IL	87	52
#20	Vernon Hills, IL	87	45
#21	Edwardsville, IL	86	22
#22	Skokie, IL	86	48
#23	Batavia, IL	85	40
#24	Barrington, IL	84	49
#25	Aurora, IL	83	60

Rank	Inventor	City	Company	Patents
1	Donald E. Weder	Edwardsville	Southpac Trust International	54
2	Chad A. Mirkin	Wilmette	Northwestern University	18
3	Margaret L. Grapperhaus	Glen Carbon	Pharmacia	17
#4	Dale P. Spangler	Deerfield	G.D. Searle	16
#4	Robert L. Letsinger	Evanston	Nanosphere	16
#6	Robert Elghanian	Chicago	Nanosphere	15
#6	Ikhlaq S. Sidhu	Vernon Hills	3Com	15
#6	Akira Yamaguchi	Chicago	Fujitsu Limited	15
#6	James J. Storhoff	Evanston	Nanosphere	15
#10	John Stewart Gitschlag	Chicago	Solo Cup	14
#10	Zbigniew G. Lassota	Long Grove	Food Equipment Technologies Company	14
#10	James J. Fitzgibbon	Batavia	The Chamberlain Group	14
#13	Michael Borella	Naperville	3Com	13
#13	Gary W. Grube	Barrington Hills	Cleversafe	13
#15	Christopher Hardy	Springfield	Design Ideas	12
#15	Martin de Blois	Chicago	Baronet	12
#15	Andrew J. Boron	Belleville	Paul Flum Ideas	12
#18	Clifford E. Cotton, III	Dunlap	Caterpillar	11
#18	Douglas U. Mennie	Barrington	Cummins-Allison	11
#18	John C. Bucher	Wadsworth	King Of Fans	11
#21	Timothy Joel Davis	Warrenville	State Farm	10
#21	Steven Rehkemper	Chicago	Rehco	10
#21	Richard P. Howarth	Lake Forest	Apple	10
#21	John V. Moravec	Berwyn	Texas Instruments	10
#21	Ronald D. Shinogle	Peoria	Caterpillar	10