Duhamel Overview

  • Founded
  • 1973

  • Status
  • Acquired/​Merged

  • Employees
  • 44

  • Latest Deal Type
  • M&A

  • Financing Rounds
  • 1

Duhamel General Information


Manufacturer of communication systems. The company designs, manufactures, installs and services communication systems for all buses and coaches.

Contact Information

Ownership Status
Financing Status
Corporate Backed or Acquired
Primary Industry
Electronics (B2C)
Primary Office
  • Rue de l'Industrie – ZI
  • 38420 Domene
  • France

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Duhamel Valuation & Funding

Deal Type Date Amount Valuation/
Post-Val Status Debt

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Duhamel Patents

Duhamel Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
FR-2645551-A1 Washing method to give denim clothing premature wear Active 10-Apr-1989 00000000000 0
EP-0395463-A1 Method and apparatus for the artificial aging of textile materials and materials treated therewith Active 10-Apr-1989 00000000000 0
ES-2056399-T3 Premature wearing procedure of textile articles, means for carrying out this procedure and textile articles as prematurely used. Inactive 10-Apr-1989 00000000000
US-5093948-A Agitation of denim jeans with elastomer coated abrasive Inactive 10-Apr-1989 00000000000
CA-2027305-C Process and apparatus for accelerated weathering of textiles and articles produced thereby Inactive 10-Apr-1989 D06B11/0096
To view Duhamel’s complete patent history, request access »

Duhamel Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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