HM

Henry M. Martija

BH Bell And Howell: 4 patents #37 of 293Top 15%
DI Datatape Incorporated: 2 patents #6 of 34Top 20%
📍 La Verne, CA: #33 of 182 inventorsTop 20%
🗺 California: #93,399 of 386,348 inventorsTop 25%
Overall (All Time): #892,897 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5164868 Magnetic tape threading and compliance element guiding apparatus George E. Mosher, John P. Grant 1992-11-17
4995570 Reel brake assembly actuated by linear stepper motor 1991-02-26
4267951 Tape guiding method and apparatus Frederic F. Grant 1981-05-19
4216505 Transducer head vibration dampening Frederic F. Grant 1980-08-05
4213160 Methods and apparatus for driving information carrier tape Edward K. Shum, Leon E. Head 1980-07-15
4183475 Apparatus for mounting a hollow cylindrical member 1980-01-15