DH

Detlev E. M. Hasselmann

📍 Solana Beach, CA: #84 of 500 inventorsTop 20%
🗺 California: #55,401 of 386,348 inventorsTop 15%
Overall (All Time): #474,017 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5484000 Vapor recovery and processing system and method 1996-01-16
5315862 Flow meter 1994-05-31
5316057 Vapor recovery system tester 1994-05-31
5244018 Bellowless vapor recovery nozzle 1993-09-14
5072621 Pipeline leak detector apparatus and method 1991-12-17
4983364 Multi-mode combustor F. A. Mackinnon Buck, Paul D. Labonte 1991-01-08
4969749 Apparatus and method for measurement of average temperature change in a storage tank 1990-11-13
4827762 System and method for automatically monitoring liquid volume changes in storage tanks 1989-05-09
4672842 System and method for automatically monitoring liquid volume changes in storage tanks 1987-06-16
4295504 Gasoline vapor recovery system 1981-10-20
4295505 Gasoline vapor recovery system Paul D. Labonte 1981-10-20