Dev R. Rattan

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Digital loop carrier system having CPU to channel unit protocol
- Patent number 4,967,193
- Issue date Oct 30, 1990
- Rockwell International Corporation
- Harry J. Dyke
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Channel redundancy in a digital loop carrier system
- Patent number 4,878,048
- Issue date Oct 31, 1989
- Rockwell International Corporation
- Jeffrey L. Gottesman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer controlled video device and slide projector interface arra...
- Patent number 4,698,770
- Issue date Oct 6, 1987
- Bell & Howell Company
- Dev R. Rattan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Control arrangement and method for video tape recorder
- Patent number 4,578,718
- Issue date Mar 25, 1986
- Bell & Howell Company
- Robert R. Parker
- G11 - INFORMATION STORAGE