Assignee
SIVYER STEEL CORP
US·13 granted patents·486 citations·filing 1976–1997
Technology mixB02C12
Top patents by PatentIndex Score
13 records- 0197US4146184AShredder with grate doorSIVYER STEEL CORP·Filed 1977·Granted Mar 27, 1979·78 cites·5 claims
- 0295US4915310AReplaceable end cap assembly for the spider arm of a hammermillSIVYER STEEL CORP·Filed 1988·Granted Apr 10, 1990·64 cites·2 claims
- 0392US4000859ATwo-piece hammerSIVYER STEEL CORP·Filed 1976·Granted Jan 4, 1977·47 cites·9 claims
- 0488US5072888ASymmetrical protective cap for a rotary hammer assembly for a hammermillSIVYER STEEL CORP·Filed 1989·Granted Dec 17, 1991·40 cites·8 claims
- 0586US5722607AHammermillSIVYER STEEL CORP·Filed 1996·Granted Mar 3, 1998·46 cites·9 claims
- 0686US4222530AReplaceable protective means for end disc of shredderSIVYER STEEL CORP·Filed 1979·Granted Sep 16, 1980·33 cites·5 claims
- 0782US5169077AReplaceable end member for a hammermill spiderSIVYER STEEL CORP·Filed 1988·Granted Dec 8, 1992·30 cites·7 claims
- 0878US4519551AReplaceable protective caps for spider arms of a reversible hammer millSIVYER STEEL CORP·Filed 1983·Granted May 28, 1985·36 cites·3 claims
- 0977US5598981AHammermillSIVYER STEEL CORP·Filed 1994·Granted Feb 4, 1997·30 cites·9 claims
- 1076US4290545AMethod of attaching a protective cap to a shredder componentSIVYER STEEL CORP·Filed 1980·Granted Sep 22, 1981·23 cites·4 claims
- 1172USD426556SMetal shredder hammerSIVYER STEEL CORP·Filed 1997·Granted Jun 13, 2000·22 cites·1 claims
- 1270US5022593AHeavy duty spider assembly for a hammermillSIVYER STEEL CORP·Filed 1990·Granted Jun 11, 1991·25 cites·10 claims
- 1360US4061277AShredder with grate cartridgeSIVYER STEEL CORP·Filed 1976·Granted Dec 6, 1977·12 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →