Inventor · disambiguated record
Mary E. Ludwig
Also filed as: LUDWIG MARY E
6 granted patents·91 citations·filing 2003–2009
83Inventor score
Files withBILLMERS RICHARD I5
Top patents by PatentIndex Score
6 records- 0184US7355768B1Wavelength tunable holographic filter with broad acceptance angle and narrow spectral bandwidthBILLMERS RICHARD I·Filed 2005·Granted Apr 8, 2008·18 cites·5 claims
- 0274US6724467B1System for viewing objects at a fire scene and method of useFiled 2003·Granted Apr 20, 2004·42 cites·4 claims
- 0373US7839550B1Volume holographic filter with broad acceptance angle and narrow spectral bandwidthBILLMERS RICHARD I·Filed 2008·Granted Nov 23, 2010·8 cites·9 claims
- 0471US8184270B1System for viewing an object in a visually obscured environment and method of useBILLMERS RICHARD I·Filed 2009·Granted May 22, 2012·10 cites·31 claims
- 0552US7561255B1System for viewing objects at a fire scene and method of useBILLMERS RICHARD I·Filed 2004·Granted Jul 14, 2009·12 cites·4 claims
- 0650US7480048B1Monochromator employing single grating volume holograms and method of useBILLMERS RICHARD I·Filed 2007·Granted Jan 20, 2009·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →