Growing community of inventors

Saint Prix, France

Gérard Lang

Average Co-Inventor Count = 2.05

ph-index = 6

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 114

Gérard LangJean Cotteret (13 patents)Gérard LangMireille Maubru (1 patent)Gérard LangGérard Lang (13 patents)Jean CotteretJean Cotteret (131 patents)Mireille MaubruMireille Maubru (45 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Loreal Sa (11 from 977 patents)

2. L'oreal (2 from 5,066 patents)


13 patents:

1. 6797013 - Oxidation dyeing composition for keratinous fibres containing a 3-aminopyridine azo derivative and dyeing method using said composition

2. 6626962 - Mixture for the oxidation tinting of keratin fibers containing a laccase and tinting method using said mixture

3. 6613102 - Composition for dyeing keratin fibers with a cationic direct dye and a thickening polymer

4. 6599329 - Keratinous fibre oxidation dyeing composition containing a laccase and dyeing method using same

5. 6592633 - Dye composition for keratin fibers, with a cationic direct dye and a substantive polymer

6. 6576024 - Mixture for the oxidation tinting of keratin fibres containing a laccase and tinting method using said mixture

7. 6551359 - Mixture for the oxidation tinting of keratin fibres containing a laccase and tinting method using said mixture

8. 6537328 - Keratinous fibre oxidation dyeing compositions containing a laccase and dyeing method using same

9. 6530959 - Dyeing composition for keratinous fibres with a direct cationic coloring agent and a surfactant

10. 6471730 - Dyeing composition containing a laccase and keratinous fiber dyeing methods using same

11. 6383231 - Mixture for the oxidation tinting of keratin fibres containing a laccase and tinting method using said mixture

12. 6371994 - Dye composition for keratin fibers, with a cationic direct dye and a polyol or polyol ether

13. 6358286 - Composition for the oxidation dyeing of keratin fibres and dyeing process using this composition

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as of
12/7/2025
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