Assignee
WATANABE IND
JP·3 granted patents·41 citations·filing 1986–1988
Top patents by PatentIndex Score
3 records- 0161US4771625AApparatus for forming tapered threads on pipesWATANABE IND·Filed 1986·Granted Sep 20, 1988·19 cites·5 claims
- 0259US4785649ATapered thread roll-forming machineWATANABE IND·Filed 1986·Granted Nov 22, 1988·17 cites·6 claims
- 0339US4827754ASqueezing and chamfering device for tube endWATANABE IND·Filed 1988·Granted May 9, 1989·5 cites·3 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →