Inventor · disambiguated record
Stephen M. Blackman
Also filed as: BLACKMAN STEPHEN M
8 granted patents·285 citations·filing 1986–2001
89Inventor score
Top patents by PatentIndex Score
8 records- 0195US6286754B1Paperboard cup holderINT PAPER CO·Filed 2001·Granted Sep 11, 2001·102 cites·12 claims
- 0272US4799594AVending and reclosure device for powder and granular productsFEDERAL PAPER BOARD CO INC·Filed 1987·Granted Jan 24, 1989·45 cites·14 claims
- 0370US4955527AClamshell style cartonFEDERAL PAPER BOARD CO INC·Filed 1989·Granted Sep 11, 1990·29 cites·17 claims
- 0464US4782943ABasket-like carrier for cups and the like and blank for forming the sameFEDERAL PAPER BOARD CO INC·Filed 1986·Granted Nov 8, 1988·33 cites·15 claims
- 0560US4706875AVending and reclosure device for powder and granular productsFEDERAL PAPER BOARD CO INC·Filed 1986·Granted Nov 17, 1987·29 cites·12 claims
- 0659US5025980ADouble use express mail envelopeFEDERAL PAPER BOARD CO INC·Filed 1990·Granted Jun 25, 1991·31 cites·15 claims
- 0737US4850529ATube construction for food and beverage trayFEDERAL PAPER BOARD CO INC·Filed 1987·Granted Jul 25, 1989·10 cites·22 claims
- 0832US4838414ABasket carrier and internesting blanks thereforFEDERAL PAPER BOARD CO INC·Filed 1987·Granted Jun 13, 1989·6 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →