Inventor · disambiguated record
Wilfried Hehn
Also filed as: HEHN WILFRIED
19 granted patents·101 citations·filing 1977–2005
93Inventor score
Top patents by PatentIndex Score
19 records- 0179US4123769AWashing chamber for photographic developing apparatusAGFA GEVAERT AG·Filed 1977·Granted Oct 31, 1978·15 cites·6 claims
- 0278US5407190AMethod of and apparatus for positioning photosensitive sheetsAGFA GEVAERT AG·Filed 1994·Granted Apr 18, 1995·10 cites·10 claims
- 0367US5365300AMethod for processing photographic materialsAGFA GEVAERT AG·Filed 1992·Granted Nov 15, 1994·6 cites·2 claims
- 0465US7028719B2Process for processing chemicalsAGFAPHOTO GMBH·Filed 2005·Granted Apr 18, 2006·2 cites·6 claims
- 0565US4708453AArrangement for wet processing photosensitive materialsAGFA GEVAERT AG·Filed 1986·Granted Nov 24, 1987·21 cites·33 claims
- 0660US6951276B2Pack for processing chemicalsAGFAPHOTO GMBH·Filed 2002·Granted Oct 4, 2005·9 cites·6 claims
- 0754US5339129ADevice for wiping liquids off running webs of photographic materialAGFA GEVAERT AG·Filed 1993·Granted Aug 16, 1994·3 cites·4 claims
- 0852US5483315AApparatus for wet processing photographic sheetsAGFA GEVAERT AG·Filed 1994·Granted Jan 9, 1996·3 cites·9 claims
- 0952US4837593AApparatus for wet treatment of photosensitive materialAGFA GEVAERT AG·Filed 1987·Granted Jun 6, 1989·12 cites·12 claims
- 1044US4779356ADryer for photosensitive materialAGFA GEVAERT AG·Filed 1987·Granted Oct 25, 1988·8 cites·33 claims
- 1143US5854963AApparatus and method for the handling of light-sensitive layer carriersAGFA GEVAERT AG·Filed 1997·Granted Dec 29, 1998·2 cites·8 claims
- 1239US6648524B2Device for removing moisture from sheets of photographic materialsAGFA GEVAERT AG·Filed 2002·Granted Nov 18, 2003·0 cites·9 claims
- 1339US4303330ADevice for processing a photographic filmAGFA GEVAERT AG·Filed 1980·Granted Dec 1, 1981·6 cites·10 claims
- 1437US5812898ACompensating for evaporation from a photographic processing vesselAGFA GEVAERT AG PHOTOTECHNIK·Filed 1996·Granted Sep 22, 1998·1 cites·30 claims
- 1532US4760416AWet processing arrangement for photosensitive articlesAGFA GEVAERT AG·Filed 1986·Granted Jul 26, 1988·2 cites·32 claims
- 1629US4352448AApparatus for drying sheet-like photographic materialAGFA GEVAERT AG·Filed 1980·Granted Oct 5, 1982·1 cites·20 claims
- 1727US6190064B1Device for intermediate storage of photographic sheet materialAGFA GEVAERT AG·Filed 1999·Granted Feb 20, 2001·0 cites·17 claims
- 1827US4994838AWet processing arrangement and method for photographic reversal materialAGFA GEVAERT AG·Filed 1989·Granted Feb 19, 1991·0 cites·18 claims
- 1926US4918478ATank with rack for wet processing photographic materialAGFA GEVAERT AG·Filed 1989·Granted Apr 17, 1990·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →