Inventor
AKASAKA YOICHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “AKASAKA YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
6 patentsUS4448632AMay 15, 1984
Method of fabricating semiconductor devices
MITSUBISHI ELECTRIC CORP58 citations94
US4948742AAug 14, 1990
Method of manufacturing a semiconductor device
MITSUBISHI ELECTRIC CORP33 citations92
US4899206AFeb 6, 1990
Semiconductor device
MITSUBISHI ELECTRIC CORP22 citations81
US4797723AJan 10, 1989
Stacked semiconductor device
MITSUBISHI ELECTRIC CORP10 citations73
US4441932AApr 10, 1984
Process for preparing semiconductor device having active base region implanted therein using walled emitter opening and the edge of dielectric isolation zone
MITSUBISHI ELECTRIC CORP19 citations73
US4454166AJun 12, 1984
Process for preparing semiconductor device
MITSUBISHI ELECTRIC CORP8 citations72
FUJITSU LTD
4 patentsUS9246624B1Jan 26, 2016
Low noise optical phase-sensitive amplifier for dual-polarization modulation formats
FUJITSU LTD9 citations83
US7684706B2Mar 23, 2010
System and method for traffic distribution in an optical network
FUJITSU LTD5 citations62
US10020878B2Jul 10, 2018
Optical signal-to-noise ratio monitor and method for measuring optical signal to-noise ratio
FUJITSU LTD0 citations51
US9030730B2May 12, 2015
Optical phase-sensitive amplifier for dual-polarization modulation formats
FUJITSU LTD0 citations51