JJ

Joseph C. Trinkwalder, Jr.

SS Sherwood Selpac: 8 patents #1 of 1Top 100%
HA Harsco: 2 patents #15 of 125Top 15%
📍 North Tonawanda, NY: #22 of 212 inventorsTop 15%
🗺 New York: #14,659 of 115,490 inventorsTop 15%
Overall (All Time): #528,283 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D314904 Handle for scuba equipment valve or the like 1991-02-26
D311788 Valve for scuba equipment or the like 1990-10-30
D285332 Gauge valve 1986-08-26
4491149 Pressure regulator with over-pressure safety shut-off feature 1985-01-01
4462417 Valve assembly 1984-07-31
4372343 Pressure-retaining valve and method of retaining pressure 1983-02-08
4360038 Magnetically-operated valve 1982-11-23
4356820 Heat reclaimer for demand regulator 1982-11-02
4335734 Float warning device 1982-06-22
4226257 Scuba regulator 1980-10-07