Hisao Hanmura

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Hitachi, JP

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Patents Grantslast 30 patents

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Matrix display device
- Patent number 4,481,511
- Issue date Nov 6, 1984
- Hitachi, Ltd.
- Hisao Hanmura
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Serial-parallel signal converter
- Patent number 4,369,504
- Issue date Jan 18, 1983
- Hitachi, Ltd.
- Hisao Hanmura
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Multi-matrix display system having matrix display panel with uncros...
- Patent number 4,233,602
- Issue date Nov 11, 1980
- Hitachi, Ltd.
- Hisao Hanmura
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Apparatus for detecting the number of objects
- Patent number 4,112,419
- Issue date Sep 5, 1978
- Hitachi, Ltd.
- Hiroshi Kinoshita
- B66 - HOISTING LIFTING HAULING