Walter J. Jankiewicz

📍 Encinitas, CA: #718 of 1,440 inventorsTop 50%

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

Overall (All Time): #2,365,571 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4317095	Milli-volt switching device	—	1982-02-23
4262379	Automatically surfacing marker buoy for lobster or crab traps or the like	—	1981-04-21