Stephen J. S. Gehlke

IS Ion Systems: 2 patents #11 of 26Top 45%

📍 Berkeley, CA: #1,792 of 3,731 inventorsTop 50%

🗺 California: #185,134 of 386,348 inventorsTop 50%

Overall (All Time): #2,355,993 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D272086	Combined air ionizer and cleaner	—	1984-01-03
D265924	Air ionizer	—	1982-08-24