Inventor · disambiguated record
Wolfgang Pekruhn
Also filed as: PEKRUHN WOLFGANG
7 granted patents·1 pending application·113 citations·filing 1987–2001
86Inventor score
Files withFRANCOTYP-POSTALIA GMBH2MANNESMANN AG2DREES FRIEDRICH WILHELM1EASTMAN KODAK CO1SIEMENS AG1
Top patents by PatentIndex Score
8 records- 0185US6551391B1Aqueous ink and use thereofFRANCOTYP POSTALIA GMBH·Filed 2000·Granted Apr 22, 2003·25 cites·21 claims
- 0278US5449238AMethod for operating a recording device powered by at least one rechargeable accumulatorEASTMAN KODAK CO·Filed 1989·Granted Sep 12, 1995·39 cites·25 claims
- 0363US4887092AThermal printing methodSIEMENS AG·Filed 1988·Granted Dec 12, 1989·16 cites·6 claims
- 0453US5771051AArrangement for monitoring functioning of an ink print headFRANCOTYP POSTALIA GMBH·Filed 1996·Granted Jun 23, 1998·14 cites·5 claims
- 0543US5365348AProcess for printing a halftone imageMANNESMANN AG·Filed 1991·Granted Nov 15, 1994·10 cites·5 claims
- 0641US2001032190A1Identification mark for storing information, device for writing information on the mark, mark processing system, and associated methodsFiled 2001·Application pending·0 cites
- 0732US5158929AInking ribbonMANNESMANN AG·Filed 1988·Granted Oct 27, 1992·2 cites·10 claims
- 0831US4756633AInking ribbon including a sublimable release layer for color transfer under the influence of heatDREES FRIEDRICH WILHELM·Filed 1987·Granted Jul 12, 1988·7 cites·8 claims
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