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Bernard E. Callahan

VTVapor Technologies: 1 patents #20 of 59Top 35%

Hoffman Estates, IL: #432 of 707 inventorsTop 65%

Illinois: #48,934 of 84,256 inventorsTop 60%

Overall (All Time): #4,124,626 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4236215	Vehicular data handling and control system	George A. Carlson, Richard N. Daniels, Richard H. Noens, Richard A. Stumpf, Richard H. Kruse	1980-11-25