Individual holder
HANULA RICHARD M
3 granted patents·52 citations·filing 1983–1985
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0174US4597499ABiased pin retainer block for a rotary coupling systemHANULA RICHARD M·Filed 1984·Granted Jul 1, 1986·29 cites·18 claims
- 0259US4635804AYoke for railway car coupler assemblyHANULA RICHARD M·Filed 1985·Granted Jan 13, 1987·19 cites·8 claims
- 0331US4593828ARotary railroad car F couplerHANULA RICHARD M·Filed 1983·Granted Jun 10, 1986·4 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →