Penina Katz

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Flushing, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone-based personnel tracking system
- Patent number 5,963,912
- Issue date Oct 5, 1999
- MCI Communications Corporation
- Penina Katz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Telephone-based personnel tracking system
- Patent number 5,646,839
- Issue date Jul 8, 1997
- MCIC Communications Corporation
- Penina Katz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Telephone-based personnel tracking system
- Patent number 5,255,183
- Issue date Oct 19, 1993
- Interactive Voice Data System Inc.
- Penina Katz
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Telephone-based personnel tracking system
- Publication number 20040243431
- Publication date Dec 2, 2004
- Penina Katz
- G06 - COMPUTING CALCULATING COUNTING