Washington, DC, United States of America

B&w Tek LLC

Calculating rank

USPTO Granted Patents = 10

% Expired Patents = 10.0

Trademarks = 9

Forward Citations = 89

Loading Chart...

5 inventors (with patents filed for the assignee):

Xin Jack Zhou (8 out of 18 patents)

Sean Xiaolu Wang (7 out of 70 patents)

Jun Zhao (7 out of 7 patents)

4. Qun Li (2 out of 53 patents)

5. Qingxiong Li (1 out of 4 patents)

10 patents: Sort by Forward Citations

1. 12569582 - Laser assisted cold plasma disinfection device (2026-03-10),

2. 10564105 - Variable reduction method for spectral searching (2020-02-18),

3. 10345242 - Reverse intensity correction for Raman spectral library search (2019-07-09),

4. 10215703 - Apparatus and method for performing spectroscopic analysis of a subject using a frustum shaped reflective cavity (2019-02-26),

5. 10126244 - Apparatuses and methods for performing spectroscopic analysis of a subject (2018-11-13),

6. 10119917 - Apparatus and method for bidirectional Raman spectroscopy (2018-11-06),

7. 10119916 - Light delivery and collection device for measuring Raman scattering of a sample (2018-11-06),

8. 10113969 - Methods and devices for measuring Raman scattering of a sample (2018-10-30),

9. 7245371 - Laser curing apparatus with real-time monitoring and control (2007-07-17),

10. 7245369 - Spectroscopic apparatus using spectrum narrowed and stabilized laser with Bragg grating (2007-07-17),

Company Overview

B&w Tek LLC is a technology company based in Washington, DC, specializing in advanced optical solutions and instrumentation. The organization focuses on developing innovative spectroscopic tools and systems that cater to various industries, including pharmaceuticals, environmental monitoring, and materials science. With a commitment to enhancing analytical capabilities, B&w Tek integrates cutting-edge technology into its products, facilitating precise measurements and data analysis for research and industrial applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

10 Patents

#76 in Washington, DC

#76 in District of Columbia

#29,944 in US

#56,228 in the World

Washington, DC, United States of America

B&w Tek LLC

Forward Citations = 89

5 inventors:

Xin Jack Zhou (8 out of 18 patents)

Sean Xiaolu Wang (7 out of 70 patents)

Jun Zhao (7 out of 7 patents)

4. Qun Li (2 out of 53 patents)

5. Qingxiong Li (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: B&w Tek LLC. Retrieved from https://idiyas.com/company/b-and-w-tek

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]