Youichi Kaneko

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Kodaira, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sign language telephone device
- Patent number 6,477,239
- Issue date Nov 5, 2002
- Hitachi, Ltd.
- Masaru Ohki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Chronological telephone system
- Patent number 6,181,778
- Issue date Jan 30, 2001
- Hitachi, Ltd.
- Masaru Ohki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Sign language editing apparatus
- Patent number 5,990,878
- Issue date Nov 23, 1999
- Hitachi, Ltd.
- Hisashi Ikeda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for interactively editing and outputting sign language in...
- Patent number 5,734,923
- Issue date Mar 31, 1998
- Hitachi, Ltd.
- Hirohiko Sagawa
- G06 - COMPUTING CALCULATING COUNTING