Inventor · disambiguated record
Ralph H. Thomas, Sr.
Also filed as: THOMAS RALPH H · THOMAS SR RALPH H
9 granted patents·377 citations·filing 1977–2003
91Inventor score
Top patents by PatentIndex Score
9 records- 0194US4248227AFluid unit dispensing deviceBRISTOL MYERS CO·Filed 1979·Granted Feb 3, 1981·130 cites·4 claims
- 0284US4177939ASqueeze bottleBRISTOL MYERS CO·Filed 1977·Granted Dec 11, 1979·35 cites·3 claims
- 0379US4332982ATelephone toll call security and logging device and methodIDENT A CALL INC·Filed 1980·Granted Jun 1, 1982·41 cites·12 claims
- 0474US4646926ATamper resistant & tamper evident closuresLINKLETTER ROBERT ASS·Filed 1986·Granted Mar 3, 1987·48 cites·8 claims
- 0571US4519514ATamper resistant and tamper evident closuresLINKLETTER ROBERT ASS·Filed 1984·Granted May 28, 1985·40 cites·4 claims
- 0669US4482068AChild resistant safety capLINKLETTER ROBERT ASS·Filed 1983·Granted Nov 13, 1984·38 cites·40 claims
- 0763US4512485ATamper resistant and tamper evident closuresLINKLETTER ROBERT ASS·Filed 1984·Granted Apr 23, 1985·31 cites·20 claims
- 0854US6874658B2Design and method for producing a sealing and shut-off valve system on a plural chamber dispensing tubeFiled 2003·Granted Apr 5, 2005·3 cites·6 claims
- 0932US4619370ATamper resistant and tamper evident closuresROBERT LINKLETTER ASSOCIATES L·Filed 1985·Granted Oct 28, 1986·11 cites·6 claims
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