Inventor
KOIKE ATSUYOSHI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “KOIKE ATSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
28 patentsUS5834851ANov 10, 1998
SRAM having load transistor formed above driver transistor
HITACHI LTD235 citations99
US5731219AMar 24, 1998
Process for fabricating a semiconductor integrated circuit device
HITACHI LTD28 citations96
US5483083AJan 9, 1996
Semiconductor integrated circuit device
HITACHI LTD60 citations96
US5194749AMar 16, 1993
Semiconductor integrated circuit device
HITACHI LTD74 citations96
US5734188AMar 31, 1998
Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same
HITACHI LTD73 citations95
US6174222B1Jan 16, 2001
Process for fabrication of semiconductor device, semiconductor wafer for use in the process and process for the preparation of the wafer
HITACHI LTD56 citations94
US5917211AJun 29, 1999
Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same
HITACHI LTD37 citations92
US5670793ASep 23, 1997
Semiconductor device having a polycrystalline silicon film with crystal grains having a uniform orientation
HITACHI LTD22 citations92
US5652457AJul 29, 1997
Semiconductor integrated circuit device and process for fabricating the same
HITACHI LTD20 citations92
US5572480ANov 5, 1996
Semiconductor integrated circuit device and process for fabricating the same
HITACHI LTD25 citations92
US5264712ANov 23, 1993
Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same
HITACHI LTD27 citations92
US4803534AFeb 7, 1989
Semiconductor device sram to prevent out-diffusion
HITACHI LTD36 citations92
US6190424B1Feb 20, 2001
Process for fabricating two different types of wafers in a semiconductor wafer production line
HITACHI LTD16 citations84
US6307217B1Oct 23, 2001
Semiconductor memory device having driver and load MISFETs and capacitor elements
HITACHI LTD15 citations83
US5700705ADec 23, 1997
Semiconductor integrated circuit device
HITACHI LTD17 citations82
US5700704ADec 23, 1997
Process for fabricating a semiconductor integrated circuit device
HITACHI LTD15 citations82
US5656836AAug 12, 1997
Semiconductor integrated circuit device and process for fabricating the same
HITACHI LTD14 citations82
US5767554AJun 16, 1998
Semiconductor integrated circuit device and process for fabricating the same
HITACHI LTD8 citations74
US5670409ASep 23, 1997
Method of fabricating a semiconductor IC DRAM device enjoying enhanced focus margin
HITACHI LTD14 citations74
US4990998AFeb 5, 1991
Semiconductor device to prevent out-diffusion of impurities from one conductor layer to another
HITACHI LTD11 citations74
US5619055AApr 8, 1997
Semiconductor integrated circuit device
HITACHI LTD10 citations73
US5347100ASep 13, 1994
Semiconductor device, process for the production thereof and apparatus for microwave plasma treatment
HITACHI LTD13 citations73
US6512245B2Jan 28, 2003
Semiconductor integrated circuit device
HITACHI LTD2 citations62
US6204155B1Mar 20, 2001
Semiconductor device and production thereof
HITACHI LTD2 citations62
US6187100B1Feb 13, 2001
Semiconductor device and production thereof
HITACHI LTD1 citations62
US6080611AJun 27, 2000
Semiconductor device and production thereof
HITACHI LTD2 citations62
US5646423AJul 8, 1997
Semiconductor integrated circuit device
HITACHI LTD1 citations62
US6559037B2May 6, 2003
Process for producing semiconductor device having crystallized film formed from deposited amorphous film
HITACHI LTD0 citations51