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For the Inventor, By the Inventor

Courbevoie, France

Naphtachimie


USPTO Granted Patents = 11

Forward Citations = 139

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17 inventors (with patents filed for the assignee):

goldMedal Pierre M Mangin (4 out of 10 patents)

silverMedal Laszlo Havas (3 out of 13 patents)

bronzeMedal Serge Bellet (2 out of 3 patents)

4.  Michel Avaro (2 out of 2 patents)

5.  Francois Caumartin (2 out of 3 patents)

6.  Jacques Lonchampt (1 out of 2 patents)

7.  Daniel Claude Durand (1 out of 9 patents)

8.  Dominique Lassalle (1 out of 2 patents)

9.  Jean C Bailly (1 out of 13 patents)

10.  Daniel Bazzoni (1 out of 1 patent)

11.  Jean-Luc Brouillet (1 out of 1 patent)

12.  Rebecca Paterson (1 out of 1 patent)

13.  Guy Louradour (1 out of 1 patent)

14.  Lazlo J Havas (1 out of 1 patent)

15.  Laurent Paolini (1 out of 1 patent)


11 patents:

1. 5873408 - Method and apparatus for heat treating substances flowing along a duct (1999-02-23),
2. 5796006 - Method and apparatus for measuring vibrations (1998-08-18),
3. 4355143 - Process for the polymerization of ethylene and the resulting products (1982-10-19),
4. 4260504 - Polyoxyalkylene triol additives for minimizing deposits from aqueous (1981-04-07),
5. 4060190 - Process for joining tubular members of great length (1977-11-29),
6. 4048412 - Dry polymerization of olefins in reaction vessels arranged in series (1977-09-13),
7. 4042771 - Polymerization of olefins with pre-activated catalysts (1977-08-16),
8. 4035560 - Method of polymerizing olefins in a fluidized bed (1977-07-12),
9. 3995098 - Method of polymerizing olefins (1976-11-30),
10. 3954909 - Method of producing solid polymers (1976-05-04),
11. 3933934 - Fabrication of atactic waxes of polyolefin (1976-01-20),
Company Overview
Naphtachimie is a prominent player in the chemical industry, specializing in the production of petrochemical products. The company focuses on the development and manufacturing of various chemical intermediates, which are essential for a wide range of applications across multiple sectors. With a strong emphasis on innovation and sustainability, Naphtachimie leverages advanced technologies to enhance its production processes while minimizing environmental impact. Headquartered in Courbevoie, France, the company serves both domestic and international markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

11 Patents

#74 in Courbevoie

#1,584 in France

#51,801 in the World

Courbevoie, FR
Courbevoie, France

Naphtachimie

Forward Citations = 139

17 inventors:

goldMedal Pierre M Mangin (4 out of 10 patents)

silverMedal Laszlo Havas (3 out of 13 patents)

bronzeMedal Serge Bellet (2 out of 3 patents)

4.  Michel Avaro (2 out of 2 patents)

5.  Francois Caumartin (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Naphtachimie. Retrieved from https://idiyas.com/company/naphtachimie

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]
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