Norio Murayama

Follow

Person

Katsuta, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system for controlling input/output in process control
- Patent number 4,339,794
- Issue date Jul 13, 1982
- Hitachi, Ltd.
- Keiji Hideshima
- G05 - CONTROLLING REGULATING
Information Patent Grant
Data display control system with plural refresh memories
- Patent number 4,200,869
- Issue date Apr 29, 1980
- Hitachi, Ltd.
- Norio Murayama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS