Efb, Inc.

Calculating rank

USPTO Granted Patents = 8

Trademarks = 1

Forward Citations = 194

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5 inventors (with patents filed for the assignee):

Karim Zahedi (8 out of 11 patents)

Jeffrey C Alexander (3 out of 6 patents)

Jeffery C Alexander (2 out of 2 patents)

4. Peter B Zieve (2 out of 2 patents)

5. Jeffrey Alexander (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 9040008 - Method for removal of particles and VOC from an airstream (2015-05-26),

2. 8889079 - Apparatus for removal of particles and VOC from an airstream (2014-11-18),

3. 4668489 - Method for treating gas streams (1987-05-26),

4. 4542000 - Method for treating gas streams (1985-09-17),

5. 4505723 - Filter apparatus (1985-03-19),

6. 4374652 - Filter apparatus and method for collecting fly ash and fine dust (1983-02-22),

7. 4308036 - Filter apparatus and method for collecting fly ash and fine dust (1981-12-29),

8. 4144359 - Apparatus and method for controlling pollutant emissions and for (1979-03-13),

Company Overview

Efb, Inc. is a global technology company specializing in software solutions for businesses in various industries. With a focus on innovation and customer satisfaction, Efb, Inc. offers a range of products and services to help organizations streamline their operations and improve efficiency. From cloud-based software to customized applications, Efb, Inc. is committed to providing cutting-edge technology solutions to drive business success.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

8 Patents

#42 in Newton, MA

#2,102 in Massachusetts

#35,954 in US

Newton, MA, United States of America

Efb, Inc.

Forward Citations = 194

5 inventors:

Karim Zahedi (8 out of 11 patents)

Jeffrey C Alexander (3 out of 6 patents)

Jeffery C Alexander (2 out of 2 patents)

4. Peter B Zieve (2 out of 2 patents)

5. Jeffrey Alexander (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Efb, Inc.. Retrieved from https://idiyas.com/company/efb

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]