Patent assignee · JP · COMPANY

SHINKO ELECTRIC INDUSTRIES CO., LTD.

1,697Patents
1,244Active
1,697Granted
60Portfolio score

Filing activity: Apr 23, 1979 → Nov 10, 2023 · 449 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5834844A Semiconductor device having an element with circuit pattern thereon Electricity 333 Expired
US5859471A Semiconductor device having tab tape lead frame with reinforced outer leads Electricity 278 Expired
US5410180A Metal plane support for multi-layer lead frames and a process for manufacturing such frames Electricity 189 Expired
US5643433A Lead frame and method for manufacturing same Electricity 158 Expired
US8023248B2 Electrostatic chuck Electricity 153 Active
US6472745B1 Semiconductor device Electricity 144 Expired
US6774467B2 Semiconductor device and process of production of same Electricity 142 Expired
US5736780A Semiconductor device having circuit pattern along outer periphery of sealing resin and related processes Electricity 129 Expired
US6229711A Flip-chip mount board and flip-chip mount structure with improved mounting reliability Emerging Cross-Sectional Technologies 126 Expired
US6703310B2 Semiconductor device and method of production of same Electricity 125 Expired
US9818681B2 Wiring substrate Electricity 121 Active
US5677576A Chip sized semiconductor device Electricity 119 Expired
US5918113A Process for producing a semiconductor device using anisotropic conductive adhesive Electricity 117 Expired
US6590291B2 Semiconductor device and manufacturing method therefor Electricity 106 Expired
US5909053A Lead frame and method for manufacturing same Electricity 103 Expired
US7723838B2 Package structure having semiconductor device embedded within wiring board Electricity 99 Expired
US5744758A Multilayer circuit board and process of production thereof Emerging Cross-Sectional Technologies 97 Expired
US6699787B2 Semiconductor device and method of production of same Electricity 90 Expired
US5737191A Structure and process for mounting semiconductor chip Electricity 90 Expired
US7456497B2 Electronic devices and its production methods Electricity 85 Expired
US8199454B2 Electrostatic chuck and substrate temperature adjusting-fixing device Electricity 77 Active
US6121688A Anisotropic conductive sheet and printed circuit board Electricity 75 Expired
US6307148A Compound semiconductor solar cell and production method thereof Emerging Cross-Sectional Technologies 69 Expired
US5777386A Semiconductor device and mount structure thereof Electricity 69 Expired
US5847458A Semiconductor package and device having heads coupled with insulating material Emerging Cross-Sectional Technologies 68 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.