Inventor · disambiguated record
Kurt A. Pfahl
Also filed as: PFAHL KURT · PFAHL KURT A
5 granted patents·485 citations·filing 1975–1991
85Inventor score
Files withHALLMARK CARDS5
Top patents by PatentIndex Score
5 records- 0190US5036472AComputer controlled machine for vending personalized products or the likeHALLMARK CARDS·Filed 1988·Granted Jul 30, 1991·256 cites·28 claims
- 0282US5513116AComputer controlled machine for vending personalized products or the likeHALLMARK CARDS·Filed 1991·Granted Apr 30, 1996·169 cites·21 claims
- 0382US3995958AAutomatic densitometer and method of color control in multi-color printingHALLMARK CARDS·Filed 1975·Granted Dec 7, 1976·40 cites·26 claims
- 0448US4601924ASpecial light effect visual ornamentsHALLMARK CARDS·Filed 1984·Granted Jul 22, 1986·16 cites·22 claims
- 0534US4305332ATwo web gravure dual impression cylinder proofing and sampling press and methodHALLMARK CARDS·Filed 1979·Granted Dec 15, 1981·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →