Inventor
ISHIHARA MASAMICHI
JP72 patents
⚠️ This page may combine multiple inventors who share the name “ISHIHARA MASAMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
36 patentsUS5332922AJul 26, 1994
Multi-chip semiconductor package
HITACHI LTD158 citations98
US5208782AMay 4, 1993
Semiconductor integrated circuit device having a plurality of memory blocks and a lead on chip (LOC) arrangement
HITACHI LTD133 citations98
US5714405AFeb 3, 1998
Semiconductor device
HITACHI LTD98 citations97
US5583375ADec 10, 1996
Semiconductor device with lead structure within the planar area of the device
HITACHI LTD73 citations96
US5021998AJun 4, 1991
Semiconductor memory device with low-house pads for electron beam test
HITACHI LTD88 citations96
US4951122AAug 21, 1990
Resin-encapsulated semiconductor device
HITACHI LTD54 citations96
US4562555ADec 31, 1985
Semiconductor memory device
HITACHI LTD59 citations96
US5910010AJun 8, 1999
Semiconductor integrated circuit device, and process and apparatus for manufacturing the same
HITACHI LTD112 citations95
US5701031ADec 23, 1997
Sealed stacked arrangement of semiconductor devices
HITACHI LTD58 citations95
US4991139AFeb 5, 1991
Semiconductor memory device
HITACHI LTD30 citations93
US4819213AApr 4, 1989
Semiconductor memory
HITACHI LTD47 citations93
US4802135AJan 31, 1989
Semiconductor memory having multiple continuous access functions
HITACHI LTD30 citations93
US6108264AAug 22, 2000
Dynamic type semiconductor memory device
HITACHI LTD34 citations92
US5862095AJan 19, 1999
Semiconductor memory having both a refresh operation cycle and a normal operation cycle and employing an address non-multiplex system
HITACHI LTD18 citations92
US5719815AFeb 17, 1998
Semiconductor memory having a refresh operation cycle and operating at a high speed and reduced power consumption in a normal operation cycle
HITACHI LTD22 citations92
US5610089AMar 11, 1997
Method of fabrication of semiconductor integrated circuit device
HITACHI LTD40 citations92
US5483490AJan 9, 1996
Semiconductor integrated device and wiring correction arrangement therefor
HITACHI LTD19 citations92
US5410507AApr 25, 1995
Special mode control method for dynamic random access memory
HITACHI LTD50 citations92
US5289416AFeb 22, 1994
Semiconductor integrated device and wiring correction arrangement therefor
HITACHI LTD30 citations92
US5276346AJan 4, 1994
Semiconductor integrated circuit device having protective/output elements and internal circuits
HITACHI LTD29 citations92
US5359561AOct 25, 1994
Semiconductor memory device
HITACHI LTD22 citations90
US4858190AAug 15, 1989
Dual port semiconductor memory having random and serial access modes
HITACHI LTD34 citations89
US4928281AMay 22, 1990
Semiconductor memory
HITACHI LTD27 citations88
US5565285AOct 15, 1996
Method of making mask pattern data and process for manufacturing the mask
HITACHI LTD14 citations82
US5534723AJul 9, 1996
Semiconductor integrated circuit device having output and internal circuit MISFETS
HITACHI LTD18 citations82
US4912679AMar 27, 1990
Memory including address registers
HITACHI LTD22 citations82
US5805513ASep 8, 1998
Semiconductor memory device with improved substrate arrangement to permit forming a plurality of different types of random access memory, and a testing method therefor
HITACHI LTD15 citations81
US5426613AJun 20, 1995
Semiconductor memory device with improved substrate arrangement to permit forming a plurality of different types of random access memory, and a testing method therefor
HITACHI LTD18 citations81
US5458998AOct 17, 1995
Method of making mask pattern data and process for manufacturing the mask
HITACHI LTD10 citations74
US5436483AJul 25, 1995
Semiconductor integrated circuit device having a first MISFET of an output buffer circuit and a second MISFET of an internal circuit
HITACHI LTD10 citations74
US5436484AJul 25, 1995
Semiconductor integrated circuit device having input protective elements and internal circuits
HITACHI LTD7 citations74
US5018109AMay 21, 1991
Memory including address registers for increasing access speed to the memory
HITACHI LTD18 citations74
US4118794AOct 3, 1978
Memory array with larger memory capacitors at row ends
HITACHI LTD9 citations74
US5869888AFeb 9, 1999
Semiconductor device with lead structure on principal surface of chip
HITACHI LTD12 citations73
USRE37539EFeb 5, 2002
Sealed stacked arrangement of semiconductor devices
HITACHI LTD12 citations72
US5217917AJun 8, 1993
Semiconductor memory device with improved substrate arrangement to permit forming a plurality of different types of random access memory, and a testing method therefor
HITACHI LTD11 citations72
NGK INSULATORS LTD
3 patentsUS5546261AAug 13, 1996
Superconducting fault current limiter
NGK INSULATORS LTD27 citations92
US5705775AJan 6, 1998
Corona control ring having elongated water discharge holes
NGK INSULATORS LTD20 citations88
US4922993AMay 8, 1990
Method of forming a zinc sleeve on an insulator pin
NGK INSULATORS LTD10 citations71
ISHIHARA MASAMICHI
3 patentsUS8557700B2Oct 15, 2013
Method for manufacturing a chip-size double side connection package
ISHIHARA MASAMICHI12 citations84
US8110911B2Feb 7, 2012
Semiconductor chip package with post electrodes
ISHIHARA MASAMICHI7 citations82
US9812621B2Nov 7, 2017
Semiconductor device and fabrication method for same
ISHIHARA MASAMICHI5 citations69
LAPIS SEMICONDUCTOR CO LTD
2 patentsELPIDA MEMORY INC
1 patentOKI SEMICONDUCTOR CO LTD
1 patentKYUSHU INST TECHNOLOGY
1 patentINVENSAS CORP
1 patentOKI ELECTRIC IND CO LTD
1 patentTOKYO ELECTRIC POWER CO
1 patentShowing the top 50 of 72 patents by PatentIndex Score.