Inventor
NABA TAKAYUKI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “NABA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
20 patentsUS5807626ASep 15, 1998
Ceramic circuit board
TOSHIBA KK118 citations97
US6426154B1Jul 30, 2002
Ceramic circuit board
TOSHIBA KK54 citations96
US5672848ASep 30, 1997
Ceramic circuit board
TOSHIBA KK68 citations96
US5328751AJul 12, 1994
Ceramic circuit board with a curved lead terminal
TOSHIBA KK61 citations96
US6613443B2Sep 2, 2003
Silicon nitride ceramic substrate, silicon nitride ceramic circuit board using the substrate, and method of manufacturing the substrate
TOSHIBA KK25 citations92
US6284985B1Sep 4, 2001
Ceramic circuit board with a metal plate projected to prevent solder-flow
TOSHIBA KK41 citations92
US6232657B1May 15, 2001
Silicon nitride circuit board and semiconductor module
TOSHIBA KK50 citations92
US6569514B2May 27, 2003
Ceramic circuit board and method of manufacturing the same
TOSHIBA KK18 citations84
US9357643B2May 31, 2016
Ceramic/copper circuit board and semiconductor device
TOSHIBA KK9 citations83
US11948900B2Apr 2, 2024
Bonded body, circuit board, and semiconductor device
TOSHIBA KK2 citations71
US10872841B2Dec 22, 2020
Ceramic metal circuit board and semiconductor device using the same
TOSHIBA KK2 citations71
US10515868B2Dec 24, 2019
Circuit substrate and semiconductor device
TOSHIBA KK5 citations70
US12396092B2Aug 19, 2025
Ceramic circuit board and semiconductor device using same
TOSHIBA KK1 citations64
US11973003B2Apr 30, 2024
Ceramic metal circuit board and semiconductor device using the same
TOSHIBA KK0 citations62
US11594467B2Feb 28, 2023
Ceramic metal circuit board and semiconductor device using the same
TOSHIBA KK0 citations62
US10952317B2Mar 16, 2021
Ceramic circuit board and semiconductor module
TOSHIBA KK1 citations62
US10595403B2Mar 17, 2020
Ceramic circuit board and semiconductor module
TOSHIBA KK1 citations62
US10790214B2Sep 29, 2020
Circuit substrate and semiconductor device
TOSHIBA KK1 citations60
US10366938B2Jul 30, 2019
Silicon nitride circuit board and electronic component module using the same
TOSHIBA KK0 citations49
US10109555B2Oct 23, 2018
Silicon nitride circuit board and electronic component module using the same
TOSHIBA KK0 citations49