Inventor · Hitachi, JP

Mamoru Mita

28Patents
12h-index
51Co-inventors
84Inventor score

Filing activity: May 22, 1980 → Apr 29, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5886409A Electrode structure of wiring substrate of semiconductor device having expanded pitch Electricity 50 Expired
US6031292A Semiconductor device, interposer for semiconductor device Electricity 42 Expired
US5196725A High pin count and multi-layer wiring lead frame Electricity 29 Expired
US6114753A Circuit tape having adhesive film, semiconductor device, and a method for manufacturing the same Emerging Cross-Sectional Technologies 27 Expired
US5866948A Interposer for semiconductor device Electricity 23 Expired
US6426548B1 Semiconductor device, lead-patterning substrate, and electronics device, and method for fabricating same Electricity 21 Expired
US6137185A Electrode structure of a wiring substrate of semiconductor device having expanded pitch Electricity 18 Expired
US6433409B1 Semiconductor device, lead-patterning substrate, and electronics device, and method for fabricating same Electricity 17 Expired
US6297142A Method for bonding a semiconductor chip to a lead-patterning substrate using a gold/tin alloy Electricity 16 Expired
US6049128A Semiconductor device Electricity 15 Expired
US6323058A Semiconductor device, tab tape for semiconductor device, method of manufacturing the tab tape and method of manufacturing the semiconductor device Electricity 15 Expired
US5837154A Method of manufacturing double-sided circuit tape carrier Electricity 14 Expired
US6433440B1 Semiconductor device having a porous buffer layer for semiconductor device Electricity 12 Expired
US6791194B1 Circuit tape having adhesive film, semiconductor device, and a method for manufacturing the same Electricity 10 Expired
US6130112A Semiconductor device Electricity 10 Expired
US8101864B2 Electronic device substrate and its fabrication method, and electronic device and its fabrication method Emerging Cross-Sectional Technologies 9 Active
US5428889A Method for manufacturing composite lead frame Emerging Cross-Sectional Technologies 8 Expired
US5326990A Composite lead frame with connected inner and outer leads Emerging Cross-Sectional Technologies 5 Expired
US8230591B2 Method for fabricating an electronic device substrate Emerging Cross-Sectional Technologies 5 Active
US5589668A Multi-metal layer wiring tab tape carrier and process for fabricating the same Electricity 5 Expired
US6506627B1 Semiconductor device, tab tape for semiconductor device, method of manufacturing the tab tape and method of manufacturing the semiconductor device Electricity 4 Expired
US7888697B2 Lead frame, method of making the same and light receiving/emitting device Electricity 3 Active
US4309959A Apparatus for applying chemical plating to inner surfaces of tubular members Emerging Cross-Sectional Technologies 3 Expired
US7202570B2 Circuit tape having adhesive film semiconductor device and a method for manufacturing the same Emerging Cross-Sectional Technologies 2 Expired
US7780836B2 Method for fabricating a multilayer wiring board, multilayer wiring board, and electronic device using the same Electricity 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.