Takehide Kita

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Patents Grantslast 30 patents

Information Patent Grant
Monochromatic-light reproduction type hologram, and method and appa...
- Patent number 5,486,933
- Issue date Jan 23, 1996
- Toppan Printing Co., Ltd.
- Naoaki Shindo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical identification multiple diffraction grating mark member and...
- Patent number 5,291,027
- Issue date Mar 1, 1994
- Toppan Printing Co., Ltd.
- Takehide Kita
- G06 - COMPUTING CALCULATING COUNTING