P

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 patents
US5332922AJul 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 patents

ISHIHARA MASAMICHI

3 patents

LAPIS SEMICONDUCTOR CO LTD

2 patents

ELPIDA MEMORY INC

1 patent

OKI SEMICONDUCTOR CO LTD

1 patent

KYUSHU INST TECHNOLOGY

1 patent

INVENSAS CORP

1 patent

OKI ELECTRIC IND CO LTD

1 patent

TOKYO ELECTRIC POWER CO

1 patent

Showing the top 50 of 72 patents by PatentIndex Score.