% Expired Patents = 57.1

Forward Citations = 246

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2 inventors (with patents filed for the assignee):

Frédéric Broyde (7 out of 49 patents)

Evelyne Clavelier (7 out of 49 patents)

7 patents: Sort by Forward Citations

1. 8248177 - Method and device for pseudo-differential transmission (2012-08-21),

2. 7983645 - Method and device for radio reception using a plurality of antennas (2011-07-19),

3. 7952380 - Pseudo-differential interfacing device having a balancing circuit (2011-05-31),

4. 7940119 - Multiple-input and multiple-output amplifier using mutual induction in the feedback network (2011-05-10),

5. 7932741 - Pseudo-differential interfacing device having a termination circuit (2011-04-26),

6. 7884648 - Pseudo-differential interfacing device having a switching circuit (2011-02-08),

7. 7642849 - Multiple-input and multiple-output amplifier (2010-01-05),

Company Overview

Excem SAS is a leading provider of IT solutions for businesses, offering a wide range of services from software development to cloud computing. With a team of experienced professionals, Excem SAS helps companies improve their operations and drive digital transformation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#2 in Maule

#2,221 in France

Maule, France

Excem Sas

Forward Citations = 246

2 inventors:

Frédéric Broyde (7 out of 49 patents)

Evelyne Clavelier (7 out of 49 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Excem Sas. Retrieved from https://idiyas.com/company/excem-sas

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]