Inventor
OHSHIMA TOSHIO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “OHSHIMA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
12 patentsUS6770916B2Aug 3, 2004
Quantum circuit device and method for quantum operation
FUJITSU LTD37 citations92
US5198879AMar 30, 1993
Heterojunction semiconductor device
FUJITSU LTD53 citations92
US4617724AOct 21, 1986
Process for fabricating heterojunction bipolar transistor with low base resistance
FUJITSU LTD44 citations92
US5856681AJan 5, 1999
Semiconductor device
FUJITSU LTD17 citations83
US6194737B1Feb 27, 2001
Phase-locked circuit device using a single-electron tunneling junction element and method of fabricating the same
FUJITSU LTD14 citations73
US4996166AFeb 26, 1991
Process for fabricating a heterojunction bipolar transistor
FUJITSU LTD12 citations73
US4924283AMay 8, 1990
Heterojunction bipolar transistor and process for fabricating same
FUJITSU LTD6 citations73
US4837178AJun 6, 1989
Method for producing a semiconductor integrated circuit having an improved isolation structure
FUJITSU LTD7 citations73
US7307030B2Dec 11, 2007
Method for forming quantum dot, and quantum semiconductor device and method for fabricating the same
FUJITSU LTD9 citations69
US5214297AMay 25, 1993
High-speed semiconductor device
FUJITSU LTD2 citations62
US5731717AMar 24, 1998
Logic or memory element based on n-stable phase-locking of single-electron tunneling oscillation, and computer using the same
FUJITSU LTD4 citations61
US7755080B2Jul 13, 2010
Method for forming quantum dot, and quantum semiconductor device and method for fabricating the same
FUJITSU LTD4 citations58