![Tsuyoshi Okamoto](https://cdn.zonebourse.com/static/resize/768/576//static/images/insiders/unknown.png)
Tsuyoshi Okamoto
Directeur Général chez OKAMOTO GLASS CO., LTD.
Fortune : 648 202 $ au 31/05/2024
Postes actifs de Tsuyoshi Okamoto
Sociétés | Poste | Début | Fin |
---|---|---|---|
OKAMOTO GLASS CO., LTD. | Président | 01/06/2019 | - |
Directeur Général | 01/06/2019 | - | |
Directeur/Membre du Conseil | 01/12/1995 | 01/06/2019 | |
President | 01/12/1995 | 01/06/2019 | |
Sales & Marketing | 01/03/2011 | 01/02/2012 | |
Taiwan Okamoto Glass Co., Ltd. | Président | 01/01/1996 | - |
Okamoto Optech Co., Ltd. | Président | 01/08/2001 | - |
Niko Kogaku KK
![]() Niko Kogaku KK Electronic ComponentsElectronic Technology Part of Okamoto Glass Co., Ltd., Niko Kogaku KK is a Japanese company that specializes in producing filters that attenuate transparent light at a constant percentage in a selected wavelength range. The filters have a constant permeability in the prescribed wavelength range and can be adjusted using dielectric and metal films. The company also applies a reflection prevention membrane to reduce loss due to reflection and increase permeability. Niko Kogaku KK was acquired by Okamoto Glass Co., Ltd. on April 01, 2020 for $1.40 million. | Directeur/Membre du Conseil | 01/04/2020 | - |
Historique de carrière de Tsuyoshi Okamoto
Formation de Tsuyoshi Okamoto
University of Tokyo Faculty of Law & Graduate Schools for Law | Graduate Degree |
Statistiques
Internationale
Japon | 3 |
Taïwan | 3 |
2 |
Opérationnelle
Chairman | 3 |
Director/Board Member | 2 |
Chief Executive Officer | 1 |
Sectorielle
Consumer Services | 2 |
Electronic Technology | 2 |
Fonctions occupées
Actives
Inactives
Sociétés cotées
Entreprise privées
Sociétés liées
Entreprise privées | 4 |
---|---|
Okamoto Glass Co., Ltd. | |
Taiwan Okamoto Glass Co., Ltd. | |
Okamoto Optech Co., Ltd. | |
Niko Kogaku KK
![]() Niko Kogaku KK Electronic ComponentsElectronic Technology Part of Okamoto Glass Co., Ltd., Niko Kogaku KK is a Japanese company that specializes in producing filters that attenuate transparent light at a constant percentage in a selected wavelength range. The filters have a constant permeability in the prescribed wavelength range and can be adjusted using dielectric and metal films. The company also applies a reflection prevention membrane to reduce loss due to reflection and increase permeability. Niko Kogaku KK was acquired by Okamoto Glass Co., Ltd. on April 01, 2020 for $1.40 million. | Electronic Technology |
- Bourse
- Insiders
- Tsuyoshi Okamoto
- Expérience