Choji Umemoto

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Wakayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Index printing apparatus including exposure control means
- Patent number 5,838,457
- Issue date Nov 17, 1998
- Noritsu Koki Co., Ltd.
- Choji Umemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image film developer for printing changed film image data and image...
- Patent number 5,671,072
- Issue date Sep 23, 1997
- Noritsu Koki Co., Ltd.
- Choji Umemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of spectrographically measuring density of photographic nega...
- Patent number 4,779,987
- Issue date Oct 25, 1988
- Noritsu Kenkyu Center Co., Ltd.
- Choji Umemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY