Masahito Ohtani

Follow

Person

Atsugi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication control device, communication apparatus, image formin...
- Patent number 9,621,711
- Issue date Apr 11, 2017
- Ricoh Company, Ltd.
- Masahito Ohtani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ISDN terminal, ISDN terminal communication system, and method for c...
- Patent number 5,341,377
- Issue date Aug 23, 1994
- Ricoh Company, Ltd.
- Masahito Ohtani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile machine using ISDN basic interface
- Patent number 5,278,665
- Issue date Jan 11, 1994
- Ricoh Company, Ltd.
- Mitsuji Sawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION CONTROL DEVICE, COMMUNICATION APPARATUS, IMAGE FORMIN...
- Publication number 20160337509
- Publication date Nov 17, 2016
- RICOH COMPANY, LTD.
- Masahito Ohtani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE