Inventor

SUMITA ATSUNORI

JP2 patents

Patents

2 patents

US7475803B2Jan 13, 2009

Solder ball loading method and solder ball loading unit background of the invention

IBIDEN CO LTD13 citations80

US7866529B2Jan 11, 2011

Solder ball loading method and solder ball loading unit

IBIDEN CO LTD2 citations59