Inventor · disambiguated record
Armin Spiegel
Also filed as: SPIEGEL ARMIN
4 granted patents·98 citations·filing 1991–2004
79Inventor score
Technology areasG01C
Top patents by PatentIndex Score
4 records- 0179US5159760ADevice for aligning a geodetic instrument over a defined position markWILD HEERBRUGG AG·Filed 1991·Granted Nov 3, 1992·56 cites·7 claims
- 0261US6421360B1Rotational constructional laserHILTI AG·Filed 2000·Granted Jul 16, 2002·16 cites·17 claims
- 0360US6820343B2Device of and method for visual fixation of signal markers on surveying surfacesHILTI AG·Filed 2001·Granted Nov 23, 2004·15 cites·10 claims
- 0457US7456936B2Electro-optical hand-held distance measuring instrumentHILTI AG·Filed 2004·Granted Nov 25, 2008·11 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →