Jouke N. Rypkema

Person

Lombard, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Restrictive access control system
- Patent number 4,768,229
- Issue date Aug 30, 1988
- Zenith Electronics Corporation
- Lester F. Benjamin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic frequency response correction using color burst
- Patent number 4,649,420
- Issue date Mar 10, 1987
- Zenith Electronics Corporation
- Gordon E. Kelly
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Intercarrier signal detection circuit for a television receiver
- Patent number 4,490,743
- Issue date Dec 25, 1984
- Zenith Electronics Corporation
- Victor Mycynek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-reactive limiter
- Patent number 4,464,635
- Issue date Aug 7, 1984
- Zenith Electronics Corporation
- Jouke N. Rypkema
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
AGC System for television receivers
- Patent number 4,411,019
- Issue date Oct 18, 1983
- Zenith Radio Corporation
- Jouke N. Rypkema
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Remote muting for CATV/STV converters
- Patent number 4,395,734
- Issue date Jul 26, 1983
- Zenith Radio Corporation
- Jouke N. Rypkema
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency and phase lock loop with separated AFC and phase locking
- Patent number 4,347,483
- Issue date Aug 31, 1982
- Zenith Radio Corporation
- Michael D. Flasza
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface wave AFC discriminator with two zero crossings
- Patent number 4,118,740
- Issue date Oct 3, 1978
- Zenith Radio Corporation
- Jouke N. Rypkema
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Jouke N. Rypkema

Person

Patents Grantslast 30 patents

Restrictive access control system

Automatic frequency response correction using color burst

Intercarrier signal detection circuit for a television receiver

Non-reactive limiter

AGC System for television receivers

Remote muting for CATV/STV converters

Frequency and phase lock loop with separated AFC and phase locking

Surface wave AFC discriminator with two zero crossings