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Browse, filter, and analyze 20 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
JPS5724132A Power line data transmission system Sharp Corp Expired / Lapsed 1980-07-21 — 2000-07-21 0.0 yrs 0
DE2547552A1 LAYER EVAPORATION EQUIPMENT AND PROCESS Sharp Corp Expired / Lapsed 1975-10-23 — 1995-10-23 0.0 yrs 0
GB1476404A Electronic apparatus comprising a flexible substrate and method of making such apparatus Sharp Corp Expired / Lapsed 1974-06-05 — 1994-06-05 0.0 yrs 0
JPS5713409A Optical branching device Sharp Corp Expired / Lapsed 1980-06-26 — 2000-06-26 0.0 yrs 0
JPS6221394A Video signal processor Sharp Corp Expired / Lapsed 1985-07-19 — 2005-07-19 0.0 yrs 0
US5736002A Methods and equipment for anisotropic, patterned conversion of copper into selectively removable compounds and for removal of same Sharp Corp Expired / Lapsed 1994-08-22 1998-04-07 2014-08-22 0.0 yrs 4
US5383176A Optical disk Sharp Corp Expired / Lapsed 1993-05-07 1995-01-17 2013-05-07 0.0 yrs 28
US5189607A Method for sending selected data from electronic cash registers to a host unit Sharp Corp Expired / Lapsed 1991-07-22 1993-02-23 2011-07-22 0.0 yrs 7
US5134588A Semiconductor memory device Sharp Corp Expired / Lapsed 1990-07-27 1992-07-28 2010-07-27 0.0 yrs 4
US4723836A Handwritten character input device Sharp Corp Expired / Lapsed 1984-10-10 1988-02-09 2004-10-10 0.0 yrs 6
US4707600A Mark sensor device with one-dimensional image position sensor Sharp Corp Expired / Lapsed 1987-03-02 1987-11-17 2007-03-02 0.0 yrs 6
US4677313A LSI high-voltage timing circuit for MOS dynamic memory element Sharp Corp Expired / Lapsed 1985-03-01 1987-06-30 2005-03-01 0.0 yrs 18
US4348551A Service bargain announcement in an electronic cash register Sharp Corp Expired / Lapsed 1980-03-17 1982-09-07 2000-03-17 0.0 yrs 9
US4149143A Image sensor output correcting system Sharp Corp Expired / Lapsed 1977-07-22 1979-04-10 1997-07-22 0.0 yrs 6
US4082636A Ion plating method Sharp Corp Expired / Lapsed 1976-01-12 1978-04-04 1996-01-12 0.0 yrs 7
US3995222A Sinusoidal waveform generator Sharp Corp Expired / Lapsed 1975-11-19 1976-11-30 1995-11-19 0.0 yrs 9
US3706971A Brake control arrangement Sharp Corp Expired / Lapsed 1970-04-02 1972-12-19 1990-04-02 0.0 yrs 18
US3483400A Flip-flop circuit Sharp Corp Expired / Lapsed 1967-06-08 1969-12-09 1987-06-08 0.0 yrs 0
US3469085A Register controlling system Sharp Corp Expired / Lapsed 1966-05-12 1969-09-23 1986-05-12 0.0 yrs 0
US3391305A Timer unit having selectable rest position Sharp Corp Expired / Lapsed 1965-04-28 1968-07-02 1985-04-28 0.0 yrs 2