John K. Max

📍 Healdsburg, CA: #33 of 126 inventorsTop 30%

🗺 California: #124,610 of 386,348 inventorsTop 35%

Overall (All Time): #1,307,541 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4561304	Positive displacement piston flowmeter	—	1985-12-31
4537081	Flow metering circuit and method	—	1985-08-27
4506513	Cold trap	—	1985-03-26
4450720	Flowmeter connecting rod assembly	—	1984-05-29