Assignee

NIPPON TANSAN GAS CO LTD

JP·10 granted patents·3 pending applications·285 citations·filing 19862005

Technology mixF17C8B65D4Y10T3A61H1A61M1B01F1

Top patents by PatentIndex Score

13 records

Join the waitlist — get patent alerts

Get an alert when NIPPON TANSAN GAS CO LTD 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 →