Assignee

SUMIKAWA SHOZO

1 granted patent·9 citations·filing 1976–1976

Technology mixC07C1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when SUMIKAWA SHOZO 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 →