Inventor · disambiguated record
David F. Kopperl
Also filed as: KOPPERL DAVID F
2 granted patents·38 citations·filing 1992–2000
63Inventor score
Files withEASTMAN KODAK CO2
Top patents by PatentIndex Score
2 records- 0174US5215192AMethod for improving the archival properties of processed photographic film in a storage assembly for achieving the sameEASTMAN KODAK CO·Filed 1992·Granted Jun 1, 1993·26 cites·19 claims
- 0265US6586756B1Apparatus including sulfur bulb for accelerating fading of light sensitive materialsEASTMAN KODAK CO·Filed 2000·Granted Jul 1, 2003·12 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →