Inventor · disambiguated record
James A. Oldfield
Also filed as: OLDFIELD JAMES A · OLDFIELD JAMES ANDREW
9 granted patents·19 citations·filing 1993–2022
82Inventor score
Top patents by PatentIndex Score
9 records- 0184US10988292B2Tamper-evident closuresGUALA CLOSURES SPA·Filed 2017·Granted Apr 27, 2021·5 cites·16 claims
- 0283US12428202B2Recyclable closureGUALA CLOSURES SPA·Filed 2022·Granted Sep 30, 2025·1 cites·10 claims
- 0351US5343266AFilm extraction unitEASTMAN KODAK CO·Filed 1993·Granted Aug 30, 1994·3 cites·3 claims
- 0448US12091227B2Closure elementGUALA CLOSURES SPA·Filed 2020·Granted Sep 17, 2024·0 cites·23 claims
- 0542US11907792B2Closure element having a transponder between an inner cap member and an outer cap memberGUALA CLOSURES SPA·Filed 2020·Granted Feb 20, 2024·0 cites·14 claims
- 0638US5361112AFilm length checking apparatusEASTMAN KODAK CO·Filed 1993·Granted Nov 1, 1994·1 cites·10 claims
- 0737US5535656AFlexible guillotinesEASTMAN KODAK CO·Filed 1994·Granted Jul 16, 1996·7 cites·4 claims
- 0835US5448326APhotographic processing apparatusEASTMAN KODAK CO·Filed 1993·Granted Sep 5, 1995·1 cites·6 claims
- 0935US5396307AGuide apparatusEASTMAN KODAK CO·Filed 1993·Granted Mar 7, 1995·1 cites·7 claims
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