For the Inventor, By the Inventor

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Cambridge, MA, United States of America

Block Engineering, LLC

USPTO Granted Patents = 30

% Expired Patents = 20.0

EPO Patents = 1

Trademarks = 1

Forward Citations = 683

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29 inventors (with patents filed for the assignee):

Tomas R Hirschfeld (8 out of 8 patents)

Petros Amestis Kotidis (7 out of 24 patents)

Erik R Deutsch (6 out of 17 patents)

4. Ninghui Zhu (5 out of 9 patents)

5. Dan Cavicchio (4 out of 4 patents)

6. David Reyes (3 out of 3 patents)

7. E Robert Schildkraut (3 out of 3 patents)

8. Jinhong Kim (3 out of 3 patents)

9. Arlan W Mantz (2 out of 4 patents)

10. David C Brown (2 out of 5 patents)

11. Reginald Tobias (2 out of 2 patents)

12. Hongke Ye (1 out of 4 patents)

13. Alexander Mazurenko (1 out of 1 patent)

14. Anish K Goyal (1 out of 1 patent)

15. Jeffrey S Socha (1 out of 12 patents)

30 patents: Sort by Forward Citations

1. 12339225 - QCL spectroscopy system and applications therefor (2025-06-24),

2. 10830697 - QCL spectroscopy system and applications therefor (2020-11-10),

3. 10031077 - QCL spectroscopy system and applications therefor (2018-07-24),

4. 9983126 - Quantum cascade laser (QCL) based gas sensing system and method (2018-05-29),

5. 9329085 - QCL spectroscopy system and applications therefor (2016-05-03),

6. 9151673 - MEMS michelson interferometer having reciprocating platform with a moving mirror and method of fabrication (2015-10-06),

7. 8780347 - QCL spectroscopy system and applications therefor (2014-07-15),

8. 8587787 - Miniature fourier transform spectrometer and method of operation (2013-11-19),

9. 8086266 - Cell phone based MEMS fourier transform infrared (FTIR) gas sensors (2011-12-27),

10. 7880890 - MEMS michelson interferometer and method of fabrication (2011-02-01),

11. 4355336 - Digitally controlled electro-optical imaging system (1982-10-19),

12. 4169137 - Antigen detecting reagents (1979-09-25),

13. 4166105 - Dye tagged reagent (1979-08-28),

14. 4146604 - Differential counting of leukocytes and other cells (1979-03-27),

15. 4138727 - System for analyzing time-dependent phenomena (1979-02-06),

Block Engineering, LLC is a leading developer of laser-based spectrometers for detection and identification of chemical, biological, and explosive threats. With a strong focus on innovation, Block Engineering has revolutionized the field of chemical detection by providing cutting-edge solutions that deliver accurate and rapid analysis. Their advanced technology is utilized in various industries including defense, homeland security, environmental monitoring, and more.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Block Engineering, LLC

30 Patents

#92 in Cambridge, MA

#670 in Massachusetts

#11,240 in US

#21,814 in the World

Cambridge, MA, United States of America

Block Engineering, LLC

Forward Citations = 683

29 inventors:

Tomas R Hirschfeld (8 out of 8 patents)

Petros Amestis Kotidis (7 out of 24 patents)

Erik R Deutsch (6 out of 17 patents)

4. Ninghui Zhu (5 out of 9 patents)

5. Dan Cavicchio (4 out of 4 patents)

Please report any incorrect information to [email protected]

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