DB

Douglas H. Beyer

SP Spectrasensors: 3 patents #16 of 54Top 30%
AS Ashcroft: 1 patents #7 of 23Top 35%
EA Endress+Hauser Optical Analysis: 1 patents #9 of 23Top 40%
📍 Redlands, CA: #20 of 280 inventorsTop 8%
🗺 California: #60,666 of 386,348 inventorsTop 20%
Overall (All Time): #482,563 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12313461 Multi-sectioned window for spectroscopic device Nicholas J. Croglio, Jr., Peter Scott 2025-05-27
10620045 Spectrometer with active beam steering Alfred Feitisch, Xiang Liu, Keith Benjamin Helbley, Marc Winter 2020-04-14
10309828 Spectrometer with active beam steering Alfred Feitisch, Xiang Liu, Keith Benjamin Helbley 2019-06-04
9816860 Spectrometer with active beam steering Alfred Feitisch, Xiang Liu, Keith Benjamin Helbley 2017-11-14
7140257 Wireless transmitting pressure measurement device John W. Henson, Daniel Horne, Donald McIntosh, Walter J. Ferguson, John H. Bailey +1 more 2006-11-28
6384596 Variable inductance transducer circuit producing an electrical current and voltage output 2002-05-07
5550703 Particle free ionization bar Eugene V. Williams, Jose A. Alvarez 1996-08-27
D373183 Air ionizing ring 1996-08-27
5532902 Air ionizing device Eugene V. Williams, Jose A. Alvarez 1996-07-02
5508880 Air ionizing ring 1996-04-16