Inventor · disambiguated record
Ralph J. Ullman
Also filed as: ULLMAN RALPH J
6 granted patents·73 citations·filing 1987–1991
82Inventor score
Top patents by PatentIndex Score
6 records- 0186USD326757SMulti-unit mail slot caseKASPAR WIRE WORKS INC·Filed 1990·Granted Jun 2, 1992·33 cites·1 claims
- 0234US5099975ADollar slot for coin control mechanism for use with a periodical dispensing deviceKASPAR WIRE WORKS INC·Filed 1990·Granted Mar 31, 1992·13 cites·8 claims
- 0329US5143251ASingle vend device for a newspaper vending machineKASPAR WIRE WORKS INC·Filed 1991·Granted Sep 1, 1992·9 cites·1 claims
- 0428US5025908AMultiprice setting split ring coin control mechanismKASPAR WIRE WORKS INC·Filed 1989·Granted Jun 25, 1991·4 cites·17 claims
- 0528US4724998ANewspaper delivery receptacleKASPER WIRE WORKS INC·Filed 1987·Granted Feb 16, 1988·11 cites·15 claims
- 0621US4915206AMultiprice setting split ring coin control mechanismKRESTA HARVEY G·Filed 1988·Granted Apr 10, 1990·3 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →