Assignee
YAMATO IRON WORKS CO
6 granted patents·111 citations·filing 1975–1986
Top patents by PatentIndex Score
6 records- 0177US4316318AMethod of mounting mouthpiece device of drums and like containersYAMATO IRON WORKS CO·Filed 1980·Granted Feb 23, 1982·32 cites·1 claims
- 0273USD268482SCap for a drumYAMATO IRON WORKS CO·Filed 1980·Granted Apr 5, 1983·13 cites·1 claims
- 0372US3987929ACap seal for drumYAMATO IRON WORKS CO·Filed 1975·Granted Oct 26, 1976·36 cites·1 claims
- 0464US4677730AMethod of attaching press-in flange to drum or like containerYAMATO IRON WORKS CO·Filed 1986·Granted Jul 7, 1987·21 cites·4 claims
- 0551USD267545SClosure plugYAMATO IRON WORKS CO·Filed 1980·Granted Jan 11, 1983·5 cites·1 claims
- 0647USD268483SCap for a drumYAMATO IRON WORKS CO·Filed 1980·Granted Apr 5, 1983·4 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →