Individual holder
ERLANDSON ROGER S
5 granted patents·73 citations·filing 1976–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0178US4234191AArchery arrow headERLANDSON ROGER S·Filed 1979·Granted Nov 18, 1980·34 cites·7 claims
- 0256USD257443SFour-bladed arrow pointERLANDSON ROGER S·Filed 1979·Granted Oct 21, 1980·6 cites·1 claims
- 0346US4373213AArchery arm guardERLANDSON ROGER S·Filed 1981·Granted Feb 15, 1983·25 cites·7 claims
- 0443USD257444STwo-bladed arrow pointERLANDSON ROGER S·Filed 1979·Granted Oct 21, 1980·3 cites·1 claims
- 0534US4009875AFletching jigERLANDSON ROGER S·Filed 1976·Granted Mar 1, 1977·5 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →