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NEWELL RESEARCH CORP

Overview
  • Total Patents
    41
About

NEWELL RESEARCH CORP has a total of 41 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States, South Africa and Canada. Its main competitors in its focus markets audio-visual technology, machines and textiles and paper are WEBSTER CHICAGO CORP, BOGEN GMBH W and DUGAS MATTHEW P.

Patent filings per year

Chart showing NEWELL RESEARCH CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Newell Chester W 24
#2 Pfost R Fred 9
#3 Seaman William E 8
#4 Bates Arthur D 5
#5 Newell C 3
#6 Pfost R 2
#7 Pfost Robert Fred 2
#8 Pfost F 2
#9 Pfost Robert F 2
#10 Newell Chester Willis 2

Latest patents

Publication Filing date Title
US4983496A Method for writing position-indicating markers on magnetic tape
US4848698A Method for writing and means for reading position-indicating markers on tape
WO8704295A1 Construction method for placing upright pins in a base plate and a base for magnetic tape data cartridges
CA1194225A Tape system with optically contrasting data marks
GB8413264D0 Belt drive for power transfer to cartridge
US4502648A ANSI-Compatible tape cartridge with oversize tape width
US4396465A Method for making seamless metallic ribbon belts for tape cartridges
CA1182560A Web aligning system
CA1164807A Web cleaning apparatus
CA1173011A Apparatus for reducing tape tension variations in a peripheral belt drive tape transport system
DE3211226A1 RAILWAY CLEANING DEVICE
GB2117354A Magnetic tape guiding system
GB2117353A Driving and tensioning magnetic tape
ZA8104275B Apparatus for self-balancing tape tension caused by the asymmetrical location of a transducing head
US4331993A Web cleaning apparatus
US4335857A Web aligning system
US4342809A High-friction, low-elasticity drive belt for tape cartridges
US4333618A Apparatus for reducing tape tension variations in a peripheral belt drive tape transport system
US4380032A Tape system with optically contrasting data marks
US4199794A Dual tape transport system with tensioning means