VF

Virgil L. Frantz

RC Roanoke College: 7 patents #1 of 2Top 50%
GS Graham-White Sales: 5 patents #1 of 3Top 35%
📍 Salem, VA: #21 of 518 inventorsTop 5%
🗺 Virginia: #2,230 of 34,511 inventorsTop 7%
Overall (All Time): #391,291 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
4891051 System for decontaminating compressed gas 1990-01-02
4766925 Dump valve assembly 1988-08-30
4692175 Two-stage precoalescer unit 1987-09-08
4596149 Pressure gauge assembly 1986-06-24
4561464 Relay valve 1985-12-31
4519819 Precoalescer unit 1985-05-28
4513604 Method and apparatus for indicating leakage in compressed air line Robert W. Bowles 1985-04-30
4468239 Twin tower assembly for decontaminating compressed gas 1984-08-28
4336821 Solenoid-actuated drain valve Thomas D. Taylor 1982-06-29
4336042 Canister-compactor assembly Lanier Frantz 1982-06-22
4261715 Desiccant canister assembly 1981-04-14
4230156 Solenoid-actuated valve 1980-10-28
4199331 Dual filter assembly for compressed gas 1980-04-22