Arizona — Patent Inventors 1989

Top Cities in Arizona 1989

Rank	City	Patents	Inventors
#1	Phoenix, AZ	281	235
#2	Tucson, AZ	231	186
#3	Scottsdale, AZ	148	109
#4	Mesa, AZ	107	90
#5	Tempe, AZ	92	75
#6	Chandler, AZ	73	54
#7	Glendale, AZ	54	40
#8	Gilbert, AZ	30	21
#9	Flagstaff, AZ	19	17
#10	Paradise Valley, AZ	19	13
#11	Prescott, AZ	17	14
#12	Apache Junction, AZ	16	9
#13	Peoria, AZ	14	13
#14	Tokyo, AZ	10	6
#15	Cologne, AZ	10	1
#16	Fountain Hills, AZ	9	9
#17	Shizuoka, AZ	9	2
#18	Oro Valley, AZ	8	4
#19	Cave Creek, AZ	6	5
#20	Sun City, AZ	5	2
#21	Green Valley, AZ	4	3
#22	Clifton, AZ	4	1
#23	Sun Lakes, AZ	4	4
#24	Wickenburg, AZ	4	4
#25	Milano, AZ	4	1

Rank	Inventor	City	Company	Patents
1	Yoshio Matsuda	Chandler	Mitsubishi Electric	13
2	William R. Owens	Tucson	RTX (Raytheon)	7
2	John M. Davenport	Tucson	GE	7
#4	Mamoru Miyawaki	Tucson	Canon	6
#4	Toan Trinh	Phoenix	The Procter & Gamble	6
#6	George R. Pettit	Paradise Valley	—	5
#6	Ronald E. Huffman	Tucson	Kv33	5
#6	Perry A. Ratcliff	Scottsdale	Micropure	5
#9	Donald P. Satchell, Jr.	Clifton	The Boc Group Limited	4
#9	Steve A. Unger	Apache Junction	Syracuse China	4
#9	Peter T. McLean	Gilbert	Digital Equipment	4
#9	Bruce E. Pearson	Prescott	—	4
#9	Emerson L. Kumm	Tempe	Kumm Industries	4
#9	Robert E. Roberts	Apache Junction	E.I. Du Pont De Nemours And	4
#9	Waldo L. Landmeier	Phoenix	Calcomp	4
#9	John Edward Kulakowski	Tucson	IBM	4
#17	Bor-Yuan Hwang	Chandler	Motorola	3
#17	Donovan A. Bruce	Glendale	Communications Systems	3
#17	James Kusbel	Scottsdale	Asm America	3
#17	David W. Smith	Scottsdale	British Telecommunications Public Limited	3
#17	Bruce A. Fette	Mesa	Motorola	3
#17	John K. Daly	Scottsdale	Amp	3
#17	Michael J. Shotey	Scottsdale	Taymac	3
#17	Edward E. Batson	Glendale	Wmf Container	3
#17	William C. Dunn	Scottsdale	Motorola	3