Inventor
SAKAI TOYOAKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI TOYOAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINKO ELECTRIC IND CO
8 patentsUS12250773B2Mar 11, 2025
Wiring board and wiring board manufacturing method
SHINKO ELECTRIC IND CO0 citations61
US7454832B2Nov 25, 2008
Method of forming metal plate pattern and circuit board
SHINKO ELECTRIC IND CO4 citations61
US7005241B2Feb 28, 2006
Process for making circuit board or lead frame
SHINKO ELECTRIC IND CO2 citations61
US10170405B2Jan 1, 2019
Wiring substrate and semiconductor package
SHINKO ELECTRIC IND CO1 citations59
US7679004B2Mar 16, 2010
Circuit board manufacturing method and circuit board
SHINKO ELECTRIC IND CO2 citations59
US11818847B2Nov 14, 2023
Resist layer forming method, method for manufacturing wiring board, and resist layer forming apparatus
SHINKO ELECTRIC IND CO0 citations58
US9699912B2Jul 4, 2017
Wiring board
SHINKO ELECTRIC IND CO0 citations51
US9911695B2Mar 6, 2018
Wiring board including multiple wiring layers that are different in surface roughness
SHINKO ELECTRIC IND CO0 citations38