JH

John A. Hardgrove

TL Trw Limited: 3 patents #404 of 2,166Top 20%
📍 Lomita, CA: #181 of 637 inventorsTop 30%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,650,701 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5407092 Profiled thickness bonded rolling diaphragm tank Pamela S. Adney, Scott J. Rotenberger 1995-04-18
4586443 Method and apparatus for in-flight combustion of carbonaceous fuels Harland L. Burge 1986-05-06
4217132 Method for in-flight combustion of carbonaceous fuels Harland L. Burge, Walter F. Krieve 1980-08-12