Growing community of inventors

Anoixi, Greece

Nikolaos Chatzigrigoriou

Average Co-Inventor Count = 2.38

ph-index = 2

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 = 6

Nikolaos ChatzigrigoriouPanagiotis Kopelas (2 patents)Nikolaos ChatzigrigoriouJulien Gouerec (2 patents)Nikolaos ChatzigrigoriouArgyro Kallivretaki (2 patents)Nikolaos ChatzigrigoriouDimitrios Efthimiadis (1 patent)Nikolaos ChatzigrigoriouArnaud Bez (1 patent)Nikolaos ChatzigrigoriouMaria Petratou (1 patent)Nikolaos ChatzigrigoriouNikolaos Ovvadias (1 patent)Nikolaos ChatzigrigoriouVasileios Papachristos (1 patent)Nikolaos ChatzigrigoriouNikolaos Chrysanthakopoulos (1 patent)Nikolaos ChatzigrigoriouCharalampos Schizas (1 patent)Nikolaos ChatzigrigoriouChristos Ampatis (1 patent)Nikolaos ChatzigrigoriouGeorgios Katsikas (1 patent)Nikolaos ChatzigrigoriouThomas Brette (1 patent)Nikolaos ChatzigrigoriouGeorge Kanakaris (1 patent)Nikolaos ChatzigrigoriouMichail Kokozidis (1 patent)Nikolaos ChatzigrigoriouAmalia Skarmoutsou (1 patent)Nikolaos ChatzigrigoriouJulien Lintermy (1 patent)Nikolaos ChatzigrigoriouEirini Petratou (1 patent)Nikolaos ChatzigrigoriouIoannis Psomiadis (1 patent)Nikolaos ChatzigrigoriouPolykarpos Psaropoulos (1 patent)Nikolaos ChatzigrigoriouDimitris Sioulas (1 patent)Nikolaos ChatzigrigoriouMaria Mitzelou (1 patent)Nikolaos ChatzigrigoriouAlexander Nicholas Bourque (1 patent)Nikolaos ChatzigrigoriouChristos Kerosis (1 patent)Nikolaos ChatzigrigoriouLoannis Psomiadis (0 patent)Nikolaos ChatzigrigoriouNikolaos Chatzigrigoriou (12 patents)Panagiotis KopelasPanagiotis Kopelas (24 patents)Julien GouerecJulien Gouerec (14 patents)Argyro KallivretakiArgyro Kallivretaki (12 patents)Dimitrios EfthimiadisDimitrios Efthimiadis (48 patents)Arnaud BezArnaud Bez (33 patents)Maria PetratouMaria Petratou (32 patents)Nikolaos OvvadiasNikolaos Ovvadias (11 patents)Vasileios PapachristosVasileios Papachristos (10 patents)Nikolaos ChrysanthakopoulosNikolaos Chrysanthakopoulos (10 patents)Charalampos SchizasCharalampos Schizas (8 patents)Christos AmpatisChristos Ampatis (7 patents)Georgios KatsikasGeorgios Katsikas (6 patents)Thomas BretteThomas Brette (4 patents)George KanakarisGeorge Kanakaris (4 patents)Michail KokozidisMichail Kokozidis (4 patents)Amalia SkarmoutsouAmalia Skarmoutsou (2 patents)Julien LintermyJulien Lintermy (2 patents)Eirini PetratouEirini Petratou (1 patent)Ioannis PsomiadisIoannis Psomiadis (1 patent)Polykarpos PsaropoulosPolykarpos Psaropoulos (1 patent)Dimitris SioulasDimitris Sioulas (1 patent)Maria MitzelouMaria Mitzelou (1 patent)Alexander Nicholas BourqueAlexander Nicholas Bourque (1 patent)Christos KerosisChristos Kerosis (1 patent)Loannis PsomiadisLoannis Psomiadis (0 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Bic Violex Single Member S.a. (10 from 93 patents)

2. Societe Bic (5 from 493 patents)

3. Bic Violex S.a. (2 from 147 patents)

4. Soceté Bic (1 from 1 patent)


12 patents:

1. 12479232 - Porous cap felt pen

2. 12202158 - Coupling mechanism

3. 12162306 - Self-healing seal assembly for a writing instrument

4. 12083693 - Blade storage system, shaving system, and a refillable shaving head

5. 12017373 - Handle for razor made of bioplastic polymers and vegetable fillers

6. 11975457 - Razor head with improved spring fingers

7. 11969907 - Handle for razor made of bioplastic polymers and mineral fillers

8. 11938641 - Razor head with improved spring fingers

9. 11919183 - Razor cartridge

10. 11787221 - Writing instruments

11. 11224984 - Adjustable shaver cartridges and methods thereof

12. 10786916 - Razor cartridge with lubricating strip

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as of
1/5/2026
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