Inventor · disambiguated record
Alfred Lauper
Also filed as: LAUPER ALFRED
7 granted patents·2 pending applications·60 citations·filing 1986–2006
83Inventor score
Files withSIEMENS AG ALBIS4SIEMENS SCHWEIZ AG2SIEMENS TRANSIT TELEMATIC SYSTEMS AG2SIEMENS VDO AUTOMOTIVE AG1
Top patents by PatentIndex Score
9 records- 0165US5063354AFrequency synthesizing deviceSIEMENS AG ALBIS·Filed 1989·Granted Nov 5, 1991·24 cites·9 claims
- 0258US7222788B2Method for registering tickets and electronic ticketSIEMENS VDO AUTOMOTIVE AG·Filed 2005·Granted May 29, 2007·1 cites·10 claims
- 0353US5087899AVariable attenuation network with constant input and output resistancesSIEMENS AG ALBIS·Filed 1989·Granted Feb 11, 1992·11 cites·6 claims
- 0451US2004034546A1Method for registering ticketsSIEMENS TRANSIT TELEMATIC SYSTEMS AG·Filed 2003·Application pending·0 cites
- 0545US6016129AAntenna system, in particular an antenna system for traffic communicating systemsSIEMENS SCHWEIZ AG·Filed 1996·Granted Jan 18, 2000·16 cites·21 claims
- 0639US2009121829A1Method, Electronic Cover, and Access Unit for Providing Access to a Zone by Means of a CardSIEMENS SCHWEIZ AG·Filed 2006·Application pending·0 cites
- 0731US6792249B2Method for generating a quasi-isotropic magnetic alternating fieldSIEMENS TRANSIT TELEMATIC SYSTEMS AG·Filed 2003·Granted Sep 14, 2004·1 cites·11 claims
- 0831US4812771AExpander system for pulse signalsSIEMENS AG ALBIS·Filed 1986·Granted Mar 14, 1989·5 cites·3 claims
- 0926US4891599AExpander system for pulse signalsSIEMENS AG ALBIS·Filed 1988·Granted Jan 2, 1990·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →