Inventor
KRUFKA FRANK S
US14 patents
⚠️ This page may combine multiple inventors who share the name “KRUFKA FRANK S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RCA CORP
10 patentsUS4556902ADec 3, 1985
System and method for measuring the area and dimensions of apertures in an opaque medium
RCA CORP8 citations72
US4525735AJun 25, 1985
System for measuring and identifying line spacing on a curved surface
RCA CORP14 citations72
US4635124AJan 6, 1987
Auxiliary focusing circuit for automatic focusing camera
RCA CORP8 citations70
US4730213AMar 8, 1988
Method measuring transparent elements and an opaque medium
RCA CORP9 citations66
US4717955AJan 5, 1988
RAM interface control circuit
RCA CORP3 citations61
US4684982AAug 4, 1987
Multiple array panel matrix measurement system
RCA CORP6 citations61
US4665429AMay 12, 1987
Photodetector array interface circuit
RCA CORP2 citations61
US4692605ASep 8, 1987
System for fine focusing a camera on a moving curved surface
RCA CORP1 citations51
US4594684AJun 10, 1986
System and method for measuring the area and dimensions of apertures in an opaque medium
RCA CORP1 citations51
US4464556AAug 7, 1984
System and method of accurately controlling the electrode voltage of a welding device
RCA CORP1 citations51
RCA LICENSING CORP
3 patentsUS4805124AFeb 14, 1989
System and method for measuring elliptical elements
RCA LICENSING CORP4 citations61
US4748330AMay 31, 1988
Method and apparatus for measuring periodic matrix spaces
RCA LICENSING CORP4 citations61
US4765743AAug 23, 1988
Method of inspecting a master member
RCA LICENSING CORP1 citations51