Frederick N. Lietzman

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Corona, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Artificial intelligence system for automatic tracking and behavior...
- Patent number 11,806,881
- Issue date Nov 7, 2023
- Multimedia LED, Inc.
- Frederick N. Lietzman
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Volume Control Device for An Audio Delivery System
- Publication number 20240015440
- Publication date Jan 11, 2024
- Multimedia LED, Inc.
- Alexander Donald Birner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE