Inventor
YAMAGUCHI SEIICHIRO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI SEIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
6 patentsUS5489509AFeb 6, 1996
Mask, mask producing method and pattern forming method using mask
FUJITSU LTD40 citations95
US6753574B2Jun 22, 2004
Semiconductor device and method for fabricating the same
FUJITSU LTD21 citations89
US5786115AJul 28, 1998
Mask producing method
FUJITSU LTD13 citations81
US5674646AOct 7, 1997
Mask producing method
FUJITSU LTD9 citations73
US5624791AApr 29, 1997
Pattern forming method using mask
FUJITSU LTD7 citations73
US6867106B2Mar 15, 2005
Semiconductor device and method for fabricating the same
FUJITSU LTD11 citations70
PI CRYSTAL INC
3 patentsUS11985768B2May 14, 2024
Laminated circuit board
PI CRYSTAL INC0 citations60
US11122693B2Sep 14, 2021
Method for forming laminated circuit board
PI CRYSTAL INC1 citations60
US10451943B2Oct 22, 2019
Method for manufacturing active matrix array device, and active matrix array device manufactured thereby
PI CRYSTAL INC0 citations31