Assignee
HOELLMUELLER MASCHBAU H
15 granted patents·178 citations·filing 1973–2007
Top patents by PatentIndex Score
15 records- 0189US4017343AMethod of and apparatus for etchingHOELLMUELLER MASCHBAU H·Filed 1975·Granted Apr 12, 1977·38 cites·8 claims
- 0281US5425862AApparatus for the electroplating of thin plastic filmsHOELLMUELLER MASCHBAU H·Filed 1994·Granted Jun 20, 1995·35 cites·31 claims
- 0372US4741798AInstallation for etching materialHOELLMUELLER MASCHBAU H·Filed 1986·Granted May 3, 1988·19 cites·13 claims
- 0466US4058431AMethod of etching copper and copper alloysHOELLMUELLER MASCHBAU H·Filed 1975·Granted Nov 15, 1977·11 cites·6 claims
- 0563US7943018B2Apparatus for treating flat brittle substratesHOELLMUELLER MASCHBAU H·Filed 2007·Granted May 17, 2011·6 cites·16 claims
- 0662US4852804AMachine for treating objects with a treating liquidHOELLMUELLER MASCHBAU H·Filed 1988·Granted Aug 1, 1989·15 cites·14 claims
- 0758US3933544AMethod of etching copper and copper alloysHOELLMUELLER MASCHBAU H·Filed 1973·Granted Jan 20, 1976·8 cites·3 claims
- 0846US4806192AMethod for etching materialsHOELLMUELLER MASCHBAU H·Filed 1988·Granted Feb 21, 1989·6 cites·6 claims
- 0946US4772365AMethod for etching materialsHOELLMUELLER MASCHBAU H·Filed 1986·Granted Sep 20, 1988·6 cites·10 claims
- 1045US5035765AInstallation for etching objectsHOELLMUELLER MASCHBAU H·Filed 1989·Granted Jul 30, 1991·7 cites·10 claims
- 1138US5076885AProcess for etching workpiecesHOELLMUELLER MASCHBAU H·Filed 1989·Granted Dec 31, 1991·7 cites·15 claims
- 1236US5032204AInstallation for etching objectsHOELLMUELLER MASCHBAU H·Filed 1989·Granted Jul 16, 1991·4 cites·9 claims
- 1336US4852595AMachine for etching objectsHOELLMUELLER MASCHBAU H·Filed 1988·Granted Aug 1, 1989·6 cites·4 claims
- 1431US5223037APlant for the manufacture of printed-circuit boards or multi-layersHOELLMUELLER MASCHBAU H·Filed 1990·Granted Jun 29, 1993·7 cites·7 claims
- 1515US5556532AManufacture of a multilayer laminateHOELLMUELLER MASCHBAU H·Filed 1994·Granted Sep 17, 1996·3 cites·21 claims
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