Assignee
SMITH CORONA CORP
65 granted patents·1,392 citations·filing 1985–1998
Top patents by PatentIndex Score
65 records- 0196USD356333SCombined ribbon and tape cartridgeSMITH CORONA CORP·Filed 1994·Granted Mar 14, 1995·70 cites·1 claims
- 0295US5435657ALabel printer and tape and ink ribbon cartridge for use thereinSMITH CORONA CORP·Filed 1993·Granted Jul 25, 1995·130 cites·58 claims
- 0389US4818828AElectronic keyboardSMITH CORONA CORP·Filed 1988·Granted Apr 4, 1989·40 cites·6 claims
- 0488USD359753SLabel printerSMITH CORONA CORP·Filed 1994·Granted Jun 27, 1995·31 cites·1 claims
- 0588US5098208ARibbon cassette with integral paper guideSMITH CORONA CORP·Filed 1990·Granted Mar 24, 1992·64 cites·30 claims
- 0687US5838352AInk cartridge refilling device and station for cartridges and gravity feed ink bottleSMITH CORONA CORP·Filed 1995·Granted Nov 17, 1998·60 cites·40 claims
- 0782US5407622AProcess for making metallized plastic articlesSMITH CORONA CORP·Filed 1993·Granted Apr 18, 1995·62 cites·10 claims
- 0880US4847766ADictionary typewriter with correction of commonly confused wordsSMITH CORONA CORP·Filed 1988·Granted Jul 11, 1989·82 cites·12 claims
- 0980US4797855AWord processor having spelling corrector adaptive to operator error experienceSMITH CORONA CORP·Filed 1987·Granted Jan 10, 1989·95 cites·10 claims
- 1079US4865368ASlide latch gravity lockSMITH CORONA CORP·Filed 1987·Granted Sep 12, 1989·45 cites·5 claims
- 1177USD335123SPortable word processorSMITH CORONA CORP·Filed 1990·Granted Apr 27, 1993·18 cites·1 claims
- 1277US4783761ASpelling check dictionary with early error signalSMITH CORONA CORP·Filed 1985·Granted Nov 8, 1988·70 cites·11 claims
- 1374US4808017APivotable character display for a typewriterSMITH CORONA CORP·Filed 1987·Granted Feb 28, 1989·28 cites·6 claims
- 1473US5383735AMiniature keyboard with sliding keysSMITH CORONA CORP·Filed 1994·Granted Jan 24, 1995·50 cites·8 claims
- 1571USD315172SPrinterSMITH CORONA CORP·Filed 1989·Granted Mar 5, 1991·14 cites·1 claims
- 1671US4782464ACompact spelling-check dictionarySMITH CORONA CORP·Filed 1985·Granted Nov 1, 1988·54 cites·15 claims
- 1770US4807181ADictionary memory with visual scanning from a selectable starting pointSMITH CORONA CORP·Filed 1986·Granted Feb 21, 1989·52 cites·10 claims
- 1869US5165145AHinge for use with portable electronic apparatusSMITH CORONA CORP·Filed 1990·Granted Nov 24, 1992·47 cites·19 claims
- 1969USD309895SPortable word processorSMITH CORONA CORP·Filed 1989·Granted Aug 14, 1990·13 cites·1 claims
- 2067USD333830SWord processorSMITH CORONA CORP·Filed 1991·Granted Mar 9, 1993·14 cites·1 claims
- 2165USD319636SWord processorSMITH CORONA CORP·Filed 1989·Granted Sep 3, 1991·11 cites·1 claims
- 2264USD319223SPocket electronic dictionarySMITH CORONA CORP·Filed 1989·Granted Aug 20, 1991·10 cites·1 claims
- 2362US5109573ABrake mechanism for a pivotable character displaySMITH CORONA CORP·Filed 1990·Granted May 5, 1992·35 cites·24 claims
- 2459USD301041STypewriterSMITH CORONA CORP·Filed 1986·Granted May 9, 1989·8 cites·1 claims
- 2558US5060154AElectronic typewriter or word processor with detection and/or correction of selected phrasesSMITH CORONA CORP·Filed 1990·Granted Oct 22, 1991·44 cites·9 claims
- 2658US4900171AInk ribbon and correction tape cassette compatibilitySMITH CORONA CORP·Filed 1987·Granted Feb 13, 1990·11 cites·23 claims
- 2757US4923314AThesaurus feature for electronic typewritersSMITH CORONA CORP·Filed 1988·Granted May 8, 1990·24 cites·10 claims
- 2856USD405093STelephone headset amplifier unitSMITH CORONA CORP·Filed 1998·Granted Feb 2, 1999·9 cites·1 claims
- 2953US5089897AFacsimile paper supply cartridge systemSMITH CORONA CORP·Filed 1990·Granted Feb 18, 1992·15 cites·31 claims
- 3053US4976556APrint carrier rack driveSMITH CORONA CORP·Filed 1989·Granted Dec 11, 1990·8 cites·5 claims
- 3151US4888730AMemory typewriter with count of overused wordsSMITH CORONA CORP·Filed 1988·Granted Dec 19, 1989·21 cites·12 claims
- 3251US4886385ARibbon tensioning mechanismSMITH CORONA CORP·Filed 1988·Granted Dec 12, 1989·8 cites·7 claims
- 3348US5060076AThermal paper cartridge for facsimile machineSMITH CORONA CORP·Filed 1990·Granted Oct 22, 1991·12 cites·35 claims
- 3448USD317934STypewriterSMITH CORONA CORP·Filed 1989·Granted Jul 2, 1991·4 cites·1 claims
- 3548USD316558STypewriterSMITH CORONA CORP·Filed 1989·Granted Apr 30, 1991·4 cites·1 claims
- 3646US6141418AErgonomic telephone headset amplifier unitSMITH CORONA CORP·Filed 1998·Granted Oct 31, 2000·13 cites·20 claims
- 3745USD317321STypewriterSMITH CORONA CORP·Filed 1987·Granted Jun 4, 1991·4 cites·1 claims
- 3844US5912514AUninterruptible power supply unitSMITH CORONA CORP·Filed 1998·Granted Jun 15, 1999·20 cites·11 claims
- 3944US5388922AMiniature keyboardSMITH CORONA CORP·Filed 1993·Granted Feb 14, 1995·12 cites·29 claims
- 4044US4855548AKeybutton guide assembly for a keyboardSMITH CORONA CORP·Filed 1988·Granted Aug 8, 1989·6 cites·8 claims
- 4144US4745386ASolenoid deviceSMITH CORONA CORP·Filed 1986·Granted May 17, 1988·8 cites·1 claims
- 4243US5199804AQuiet impact printer mechanismSMITH CORONA CORP·Filed 1991·Granted Apr 6, 1993·8 cites·23 claims
- 4342US5074689ARibbon cassette with integral paper guideSMITH CORONA CORP·Filed 1990·Granted Dec 24, 1991·5 cites·30 claims
- 4442USD311926STypewriterSMITH CORONA CORP·Filed 1987·Granted Nov 6, 1990·3 cites·1 claims
- 4541USD308535STypewriterSMITH CORONA CORP·Filed 1987·Granted Jun 12, 1990·3 cites·1 claims
- 4640US5106213AThermal print head control mechanismSMITH CORONA CORP·Filed 1990·Granted Apr 21, 1992·5 cites·15 claims
- 4740US4971462APlural cassettes having compatibility arrangementSMITH CORONA CORP·Filed 1989·Granted Nov 20, 1990·4 cites·19 claims
- 4840US4886383ATape cassette for metering correction tape feedSMITH CORONA CORP·Filed 1988·Granted Dec 12, 1989·4 cites·15 claims
- 4940US4746235APrinting element homing deviceSMITH CORONA CORP·Filed 1986·Granted May 24, 1988·4 cites·12 claims
- 5038USD332960STypewriterSMITH CORONA CORP·Filed 1990·Granted Feb 2, 1993·2 cites·1 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
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