Teruhiro Takezawa

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Arrangement for control of the operation of a random access memory...
- Patent number 4,417,318
- Issue date Nov 22, 1983
- Hitachi, Ltd.
- Shigeru Hirahata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device for both a character display and a graphic display
- Patent number 4,404,552
- Issue date Sep 13, 1983
- Hitachi, Ltd.
- Shigeru Hirahata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Character pattern display system
- Patent number 4,298,931
- Issue date Nov 3, 1981
- Hitachi, Ltd.
- Tsuguji Tachiuchi
- G06 - COMPUTING CALCULATING COUNTING