Assignee
NIHON SEIKAN KK
8 granted patents·117 citations·filing 1973–1998
Top patents by PatentIndex Score
8 records- 0177US6119890AMetallic can and method of manufacture of same, and can cover with integral scraperNIHON SEIKAN KK·Filed 1998·Granted Sep 19, 2000·63 cites·10 claims
- 0248US4998638ACan and method of manufacturing the sameNIHON SEIKAN KK·Filed 1986·Granted Mar 12, 1991·23 cites·12 claims
- 0339US4533064ACan and closure structureNIHON SEIKAN KK·Filed 1984·Granted Aug 6, 1985·12 cites·4 claims
- 0438US4438721ASealant applying apparatus for can body blanksNIHON SEIKAN KK·Filed 1981·Granted Mar 27, 1984·6 cites·2 claims
- 0531US4111142AApparatus for heating seams of cansNIHON SEIKAN KK·Filed 1976·Granted Sep 5, 1978·2 cites·9 claims
- 0631US3966079ASeal for can or like containerNIHON SEIKAN KK·Filed 1975·Granted Jun 29, 1976·4 cites·2 claims
- 0730US3966081ASeal for can or like containerNIHON SEIKAN KK·Filed 1973·Granted Jun 29, 1976·4 cites·4 claims
- 0829US3977342AMethod of manufacturing a metallic canNIHON SEIKAN KK·Filed 1975·Granted Aug 31, 1976·3 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →