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Rancho Cucamonga, CA, United States of America

Spectrasensors, Inc.

USPTO Granted Patents = 62

CIPO Patents = 8

EPO Patents = 14

Trademarks = 4

Forward Citations = 533

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52 inventors (with patents filed for the assignee):

Alfred O Feitisch (39 out of 43 patents)

Xiang Liu (31 out of 34 patents)

Xin Zhou (16 out of 114 patents)

4. Randy Dean May (15 out of 18 patents)

5. Mathias Schrempel (12 out of 13 patents)

6. Gregory M Sanger (9 out of 9 patents)

7. Keith Benjamin Helbley (8 out of 8 patents)

8. Lutz Keller (6 out of 6 patents)

9. Gabi Neubauer (6 out of 11 patents)

10. Hsu-Hung Huang (6 out of 6 patents)

11. Richard L Cline (5 out of 6 patents)

12. Peter Scott (5 out of 6 patents)

13. Peter Dorn (4 out of 4 patents)

14. Adam S Chaimowitz (4 out of 4 patents)

15. Wenhai Ji (4 out of 4 patents)

Core Competencies:

Spectroscopic Analyzer

Tunable Diode Laser

Optical Absorbance Measurements

Gas Detection

Semiconductor Laser Mounting

Spectrometer Calibration

Energy Flow Measurement

Reactive Gas Detection

Background Compensation

Trace Gas Detection

Optical Reflectors

Mobile Temperature Sensor

62 patents: Sort by Forward Citations

1. 11169357 - Light source module (2021-11-09),

2. 11079324 - Spectrometer with wide-scan tunable diode laser (2021-08-03),

3. 11079316 - Intrinsically safe spectroscopic analyzer (2021-08-03),

4. 10746655 - Optical absorbance measurements with self-calibration and extended dynamic range (2020-08-18),

5. 10643008 - Target analyte detection and quantification in sample gases with complex background compositions (2020-05-05),

6. 10620045 - Spectrometer with active beam steering (2020-04-14),

7. 10488258 - Optical reflectors for spectrometer gas cells (2019-11-26),

8. 10309828 - Spectrometer with active beam steering (2019-06-04),

9. 10224693 - Semiconductor laser mounting with intact diffusion barrier layer (2019-03-05),

10. 10180353 - Determination and correction of frequency registration deviations for quantitative spectroscopy (2019-01-15),

11. 10156513 - Reduced volume spectroscopic sample cell (2018-12-18),

12. 10073028 - Spectrometer optical head assembly (2018-09-11),

13. 10072980 - Spectrometer with variable beam power and shape (2018-09-11),

14. 10024788 - Spectrometer with random beam profiles (2018-07-17),

15. 9846117 - Optical absorbance measurements with self-calibration and extended dynamic range (2017-12-19),

SpectraSensors, Inc. is a leading provider of laser-based gas detection and monitoring solutions. With a strong focus on industrial markets, they specialize in designing and manufacturing real-time analyzers for natural gas, refinery, and petrochemical applications. Their advanced tunable diode laser absorption spectroscopy (TDLAS) technology offers superior accuracy and reliability, enabling customers to ensure safety, optimize processes, and minimize downtime. SpectraSensors' products have a proven track record in addressing the industry's most demanding gas analysis challenges.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

62 Patents

#2 in Rancho Cucamonga, CA

#1,323 in California

#5,619 in US

#11,340 in the World

Rancho Cucamonga, CA, United States of America

Spectrasensors, Inc.

Forward Citations = 533

52 inventors:

Alfred O Feitisch (39 out of 43 patents)

Xiang Liu (31 out of 34 patents)

Xin Zhou (16 out of 114 patents)

4. Randy Dean May (15 out of 18 patents)

5. Mathias Schrempel (12 out of 13 patents)

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