South Dakota — Patent Inventors 2023

Top Cities in South Dakota 2023

Rank	City	Patents	Inventors
#1	Sioux Falls, SD	103	64
#2	Rapid City, SD	58	41
#3	Brookings, SD	28	17
#4	Yankton, SD	13	13
#5	Spearfish, SD	11	8
#6	Brandon, SD	10	7
#7	Volga, SD	10	4
#8	Beresford, SD	9	3
#9	Dakota Dunes, SD	9	5
#10	Watertown, SD	8	7
#11	Mitchell, SD	6	6
#12	Harrisburg, SD	6	4
#13	Pierre, SD	5	4
#14	Hartford, SD	5	4
#15	Entringen, SD	4	1
#16	Howard, SD	4	4
#17	Huron, SD	4	4
#18	Tea, SD	4	3
#19	Aberdeen, SD	3	3
#20	Buffalo, SD	3	1
#21	Moreton on Lugg, SD	3	1
#22	Sturgis, SD	3	3
#23	Lennox, SD	3	3
#24	North Sioux City, SD	3	3
#25	Salem, SD	3	2

Rank	Inventor	City	Company	Patents
1	John D. Preheim	Beresford	Raven Industries	7
2	Vance M. Thompson	Sioux Falls	Tearoptix	6
2	Christopher Michael Schaefer	Volga	Pioneer (Corteva)	6
#4	Patrick W. Kelly	Sioux Falls	Sanford Health	5
#5	Jeffrey Allen Van Roekel	Sioux Falls	Raven Industries	4
#5	Jordon Michael Pace	Brookings	Pioneer (Corteva)	4
#5	Tracy Lammers	Sioux Falls	Amesbury Group	4
#5	Jacob Brown	Rapid City	Spm Oil & Gas	4
#9	Douglas John Criddle	Brookings	Amesbury Group	3
#9	Lawrence Volz	Dakota Dunes	—	3
#9	Roger L. Lussenden	Sioux Falls	Monsanto Technology	3
#9	Jon Kellar	Rapid City	South Dakota Board Of Regents	3
#9	Paul Rushton	Brookings	University of Virginia	3
#9	Hiroaki Matsushita	Sioux Falls	Chugai Pharmaceutical	3
#9	Thomas D. Johnson	Buffalo	Delphian Systems	3
#9	Alex John Weidenbach	Sioux Falls	Raven Industries	3
#9	David D. Bushong	Sioux Falls	Poet Research	3
#18	Derin Michael Zerr	Sioux Falls	Sonifi Solutions	2
#18	Eric Aasen	Sioux Falls	GE	2
#18	Samuel Minton	Brandon	Bnsf Railway	2
#18	Jeffrey D. Tschetter	Sioux Falls	Bedford Industries	2
#18	Joshua Tracy	Harrisburg	Pearson Incorporated	2
#18	Ralph Soles	Brandon	Ashland Products	2
#18	William Gibbons	Brookings	South Dakota State University	2
#18	Benjamin D. Johnson	Salem	Pressco Ip	2