Inventor
BECKERMAN HOWARD L
US22 patents
⚠️ This page may combine multiple inventors who share the name “BECKERMAN HOWARD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SINGER CO
12 patentsUS4250495AFeb 10, 1981
Touch sensitive control panel and a method of manufacture thereof
SINGER CO53 citations92
US4242974AJan 6, 1981
Pattern feed elongation in electronic sewing machine
SINGER CO21 citations82
US4341170AJul 27, 1982
Pattern display arrangement for an electronically controlled sewing machine
SINGER CO24 citations80
US4335667AJun 22, 1982
Pattern selection arrangement for a multiple pattern sewing machine
SINGER CO20 citations73
US4329933AMay 18, 1982
Universal expansion module
SINGER CO17 citations73
US4323023AApr 6, 1982
Instructional flip plate informational system
SINGER CO12 citations73
US4283659AAug 11, 1981
Display system utilizing incandescent lamp multiplexing
SINGER CO9 citations73
US4242976AJan 6, 1981
Precise positioner of buttonhole presser foot
SINGER CO10 citations72
US4216732AAug 12, 1980
Optical switching design for one step buttonholing
SINGER CO18 citations70
US4188901AFeb 19, 1980
Low bobbin thread detection system
SINGER CO6 citations63
US4193363AMar 18, 1980
Lint minimization in sewing machine bobbin alarm
SINGER CO3 citations62
US4315250AFeb 9, 1982
Connection arrangement for selection and display system
SINGER CO1 citations52
MECHANICAL INGENUITY CORP
4 patentsUS5276392AJan 4, 1994
Single phase AC motor speed control system
MECHANICAL INGENUITY CORP52 citations92
USRE35235EMay 14, 1996
Method and apparatus for controlling refrigerant gas in a low pressure refrigeration system
MECHANICAL INGENUITY CORP6 citations73
US5307643AMay 3, 1994
Method and apparatus for controlling refrigerant gas in a low pressure refrigeration system
MECHANICAL INGENUITY CORP12 citations73
US4864829ASep 12, 1989
Method and apparatus for electronically pressure sealing and leak testing an idle centrifugal chiller system
MECHANICAL INGENUITY CORP19 citations73