Inventor

NAKAJIMA SUMIKO

JP3 patents

⚠️ This page may combine multiple inventors who share the name “NAKAJIMA SUMIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI CHEMICAL CO LTD

2 patents

US4557762ADec 10, 1985

Electroless copper plating solution

HITACHI CHEMICAL CO LTD12 citations71

US6811828B2Nov 2, 2004

Electroless gold plating solution and method for electroless plating

HITACHI CHEMICAL CO LTD2 citations61

YAMASHITA TOMOAKI

1 patent

US8809696B2Aug 19, 2014

Method for surface treatment of copper and copper

YAMASHITA TOMOAKI4 citations62