C. Delachaux

Calculating rank

USPTO Granted Patents = 7

Forward Citations = 28

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4 inventors (with patents filed for the assignee):

Patrick T Bommart (3 out of 11 patents)

Rene Oger (2 out of 2 patents)

Andre Ruellan (1 out of 1 patent)

4. Yves Pelletier (1 out of 4 patents)

7 patents: Sort by Forward Citations

1. 4704502 - Suspension assembly for electricity power supply rails (1987-11-03),

2. 4641818 - Apparatus for adjusting two butt-ends of rails to be connected by welding (1987-02-10),

3. 4546218 - Suspension system for an overhead contact wire for electric traction (1985-10-08),

4. 4378909 - Fish-plates for electrically conducting railway rails (1983-04-05),

5. 4363939 - Electrical supply line for the supply or current to railway vehicles (1982-12-14),

6. 4320708 - Devices for adjusting two butt ends of rails to be connected by welding (1982-03-23),

7. 4176777 - Setting arrangement for alignment and gap between two rail ends (1979-12-04),

Company Overview

C. Delachaux is a global leader in rail infrastructure and technology, providing innovative solutions for the transportation industry. With a history dating back over a century, the company offers a wide range of products and services including track systems, signaling, and maintenance. Delachaux is committed to driving sustainability and efficiency in rail operations worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

7 Patents

#11 in Gennevilliers

#2,227 in France

Gennevilliers, France

C. Delachaux

Forward Citations = 28

4 inventors:

Patrick T Bommart (3 out of 11 patents)

Rene Oger (2 out of 2 patents)

Andre Ruellan (1 out of 1 patent)

4. Yves Pelletier (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: C. Delachaux. Retrieved from https://idiyas.com/company/c-delachaux

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]