Inventor · disambiguated record
Erika Spriewald
Also filed as: SPRIEWALD ERIKA
4 granted patents·10 citations·filing 1985–1997
66Inventor score
Files withAGFA GEVAERT AG4
Top patents by PatentIndex Score
4 records- 0163US5976772ABleach-fixing bath for color photographic materialAGFA GEVAERT AG·Filed 1997·Granted Nov 2, 1999·6 cites·6 claims
- 0239US4855216ANo-rinse photographic processing method and the stabilizing bath used for this methodAGFA GEVAERT AG·Filed 1988·Granted Aug 8, 1989·3 cites·7 claims
- 0335US4987058APhotographic processing methodAGFA GEVAERT AG·Filed 1990·Granted Jan 22, 1991·1 cites·2 claims
- 0424US4664799AReceiver for purifying liquidsAGFA GEVAERT AG·Filed 1985·Granted May 12, 1987·0 cites·3 claims
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