Assignee
KUMAGAI MASASHI
JP·1 granted patent·1 pending application·0 citations·filing 2003–2007
Top patents by PatentIndex Score
2 records- 0162US8449751B2Copper electrolytic solution containing amine compound having specific skeleton and organosulfur compound as additives, and electrolytic copper foil produced using the sameKUMAGAI MASASHI·Filed 2007·Granted May 28, 2013·0 cites·2 claims
- 0234US2006011488A1Copper electrolytic solution containing quaternary amine compound polymer with specific skeleton and organo-sulfur compound as additives, and electrolytic copper foil manufactured using the sameKUMAGAI MASASHI·Filed 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when KUMAGAI MASASHI files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →