Inventor
KOYAMA HARUHIKO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA HARUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
8 patentsUS5555520ASep 10, 1996
Trench capacitor cells for a dram having single monocrystalline capacitor electrode
TOSHIBA KK81 citations96
US7652319B2Jan 26, 2010
Semiconductor memory device including a stacked gate having a charge storage layer and a control gate, and method of manufacturing the same
TOSHIBA KK16 citations90
US6897502B2May 24, 2005
Semiconductor memory device and its manufacturing method
TOSHIBA KK8 citations74
US5916733AJun 29, 1999
Method of fabricating a semiconductor device
TOSHIBA KK12 citations73
US7585742B2Sep 8, 2009
Semiconductor device manufacturing method
TOSHIBA KK4 citations63
US7893517B2Feb 22, 2011
Semiconductor device with block layer and method of manufacturing the same
TOSHIBA KK4 citations62
US7943478B2May 17, 2011
Semiconductor device manufacturing method
TOSHIBA KK0 citations52
US7952132B2May 31, 2011
Semiconductor memory device including a stacked gate having a charge storage layer and a control gate, and method of manufacturing the same
TOSHIBA KK0 citations49
MITSUBISHI ELECTRIC CORP
6 patentsUS8008810B2Aug 30, 2011
Phase-control switching apparatus and switching control method for phase-control switching apparatus
MITSUBISHI ELECTRIC CORP9 citations83
US7936093B2May 3, 2011
Phase control switching device
MITSUBISHI ELECTRIC CORP7 citations83
US7787228B2Aug 31, 2010
Switchgear control apparatus
MITSUBISHI ELECTRIC CORP12 citations83
US7711502B2May 4, 2010
Power switching control apparatus
MITSUBISHI ELECTRIC CORP8 citations83
US7616419B2Nov 10, 2009
Switchgear control apparatus
MITSUBISHI ELECTRIC CORP11 citations83
US7741937B2Jun 22, 2010
Power switching apparatus and method of controlling the same
MITSUBISHI ELECTRIC CORP4 citations62