WZ

Willard L. Zeigner

ZE Zemco: 6 patents #1 of 4Top 25%
📍 San Ramon, CA: #601 of 2,140 inventorsTop 30%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #769,099 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D294808 Automobile alarm device 1988-03-22
4576244 Dieter's weighing scale John A. MacIntosh 1986-03-18
D281403 Electronic weighing scale for dieters John A. MacIntosh 1985-11-19
4516433 Flow sensor John A. MacIntosh 1985-05-14
4297899 Fluid flow sensor Peter Blaney, Dwain D. Conley 1981-11-03
4286683 Stop/start control system for engine Peter Blaney 1981-09-01
4263812 Flow sensor Dwain D. Conley 1981-04-28