Inventor · disambiguated record
R. David Fehrman
Also filed as: FEHRMAN R DAVID
3 granted patents·248 citations·filing 1998–2000
78Inventor score
Technology areasG06K
Files withSTANDARD REGISTER CO3
Top patents by PatentIndex Score
3 records- 0190US6193163B1Smart card with replaceable chipSTANDARD REGISTER CO·Filed 1998·Granted Feb 27, 2001·160 cites·46 claims
- 0287US6554193B1Smart card with replaceable chipSTANDARD REGISTER CO·Filed 2000·Granted Apr 29, 2003·58 cites·37 claims
- 0378US6375081B1Business form including smart card and smart card readerSTANDARD REGISTER CO·Filed 2000·Granted Apr 23, 2002·30 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →