Assignee

YAMAGUCHI KOICHI

2 granted patents·3 pending applications·6 citations·filing 19742011

Technology mixC09D3C08G2C08J2C08L2B60K1B60L1

Top patents by PatentIndex Score

5 records

Join the waitlist — get patent alerts

Get an alert when YAMAGUCHI KOICHI 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 →