Inventor
MIYAZAWA HIROYUKI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “MIYAZAWA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS6043118AMar 28, 2000
Semiconductor memory circuit device and method for fabricating a semiconductor memory device circuit
HITACHI LTD43 citations95
US5734188AMar 31, 1998
Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same
HITACHI LTD73 citations95
US5237187AAug 17, 1993
Semiconductor memory circuit device and method for fabricating same
HITACHI LTD66 citations95
US5917211AJun 29, 1999
Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same
HITACHI LTD37 citations92
US5389558AFeb 14, 1995
Method of making a semiconductor memory circuit device
HITACHI LTD35 citations92
US5268587ADec 7, 1993
Semiconductor integrated circuit device including a dielectric breakdown prevention circuit
HITACHI LTD29 citations92
US5264712ANov 23, 1993
Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same
HITACHI LTD27 citations92
US5081515AJan 14, 1992
Semiconductor integrated circuit device
HITACHI LTD25 citations92
US4962052AOct 9, 1990
Method for producing semiconductor integrated circuit device
HITACHI LTD37 citations92
US5631182AMay 20, 1997
Method of making a semiconductor memory circuit device
HITACHI LTD15 citations81
US4921815AMay 1, 1990
Method of producing a semiconductor memory device having trench capacitors
HITACHI LTD12 citations74
US4612565ASep 16, 1986
Semiconductor memory device
HITACHI LTD14 citations74
SHINETSU QUARTZ PROD
3 patentsUS6280522B1Aug 28, 2001
Quartz glass crucible for pulling silicon single crystal and production process for such crucible
SHINETSU QUARTZ PROD23 citations92
US5968259AOct 19, 1999
High-purity quartz glass and method for the preparation thereof
SHINETSU QUARTZ PROD17 citations81
US5877027AMar 2, 1999
Method for the analysis of impurity contents in silicon dioxide
SHINETSU QUARTZ PROD12 citations71
SHIN ETSU QUARTZ CO LTD
3 patentsUS5640282AJun 17, 1997
Base body of reflecting mirror and method for preparing the same
SHIN ETSU QUARTZ CO LTD18 citations91
US5576884ANov 19, 1996
Base body of reflecting mirror and method for preparing the same
SHIN ETSU QUARTZ CO LTD33 citations91
US5617262AApr 1, 1997
Base body of reflecting mirror and method for preparing the same
SHIN ETSU QUARTZ CO LTD12 citations72