Pennsylvania — Patent Inventors 1989

Top Cities in Pennsylvania 1989

Rank	City	Patents	Inventors
#1	Pittsburgh, PA	384	296
#2	Philadelphia, PA	198	143
#3	Harrisburg, PA	120	71
#4	Monroeville, PA	111	81
#5	Murrysville, PA	106	68
#6	Lansdale, PA	103	39
#7	Allentown, PA	92	65
#8	Lancaster, PA	85	59
#9	York, PA	80	63
#10	West Chester, PA	79	58
#11	Doylestown, PA	71	48
#12	Yardley, PA	65	40
#13	Bethlehem, PA	61	50
#14	Erie, PA	55	46
#15	Vandergrift, PA	54	38
#16	State College, PA	51	42
#17	Newtown, PA	50	27
#18	Levittown, PA	47	28
#19	Macungie, PA	46	21
#20	Washington, PA	45	35
#21	Lower Burrell, PA	44	35
#22	New Hope, PA	43	13
#23	Beaver, PA	40	28
#24	Gibsonia, PA	39	29
#25	Oakmont, PA	38	24

Rank	Inventor	City	Company	Patents
1	Mohsen N. Harandi	New Hope	ExxonMobil	24
2	Henry F. Campbell	Lansdale	Rorer Pharmaceutical	15
3	Magid A. Abou-Gharbia	Exton	Amerimas Home Products	13
#4	Francis H. Froes	Pittsburgh	US Air Force	12
#4	Tsoung Y. Yan	Philadelphia	ExxonMobil	12
#4	John J. Baldwin	Gwynedd Valley	Merck	12
#4	George J. Silvestri, Jr.	Chester	Westinghouse Electric	12
#8	Ernest W. Valyocsik	Yardley	ExxonMobil	10
#8	William L. Studt	Harleysville	William H. Rorer	10
#10	William F. Hoffman	Lansdale	Merck	9
#10	Joel S. Spira	Coopersburg	Lutron Electronics Co.	9
#10	Ta J. Lee	Lansdale	Merck	9
#10	Richard P. Strosser	Akron	Cnh America	9
#10	Robert T. Auer	East Stroudsburg	Stull Technologies	9
#10	Howard L. Tigelaar	Levittown	Texas Instruments	9
#10	Gerald S. Ponticello	Lansdale	Merck	9
#10	Preston B. Kemp, Jr.	Athens	Gte Products	9
#10	Thomas F. Degnan	Philadelphia	ExxonMobil	9
#19	Fu Chen	Newtown	Betz Laboratories	8
#19	Lee W. Steely	Ephrata	Amp	8
#19	John F. Stephen	West Chester	Ici Americas	8
#22	George D. Hartman	Lansdale	Merck	7
#22	Rene B. LaPierre	Levittown	ExxonMobil	7
#22	Robert C. Berfield	Jersey Shore	Shop Vac	7
#22	Johannes C. W. Bakermans	Harrisburg	Amp	7