Takeo Koseki

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Nishitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spectacle lens supply method
- Patent number 5,485,399
- Issue date Jan 16, 1996
- Hoya Corporation
- Tsuyoshi Saigo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Spectacle-lens-frame configuration measuring apparatus and article...
- Patent number 4,991,305
- Issue date Feb 12, 1991
- Hoya Corporation
- Tsuyoshi Saigo
- G02 - OPTICS