Masakatsu Takahashi

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Chigasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Facsimile machine having recording/reproducing apparatus
- Patent number 5,226,072
- Issue date Jul 6, 1993
- Ricoh Company, Ltd.
- Masakatsu Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus with a remotely adjustable signal level fun...
- Patent number 4,931,988
- Issue date Jun 5, 1990
- Ricoh Company, Ltd.
- Masakatsu Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE