Yi Liu

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Bolton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Anti-parallel tag flow measurement system
- Patent number 6,826,965
- Issue date Dec 7, 2004
- Panametrics, Inc.
- Yi Liu
- G01 - MEASURING TESTING
Information Patent Grant
Layered ultrasonic coupler
- Patent number 6,349,599
- Issue date Feb 26, 2002
- Panametrics, Inc.
- Lawrence C. Lynnworth
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic path bundle and systems
- Patent number 6,343,511
- Issue date Feb 5, 2002
- Panametrics, Inc.
- Lawrence C. Lynnworth
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Stream-cleaned differential reflection coefficient sensor
- Patent number 6,330,831
- Issue date Dec 18, 2001
- Panametrics, Inc.
- Lawrence C. Lynnworth
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic path bundle and systems
- Patent number 5,962,790
- Issue date Oct 5, 1999
- Panametrics, Inc.
- Lawrence C. Lynnworth
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Elastic wave sensing system
- Patent number 5,456,114
- Issue date Oct 10, 1995
- Panametrics, Inc.
- Yi Liu
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
Anti-parallel tag flow measurement system
- Publication number 20030121335
- Publication date Jul 3, 2003
- Yi Liu
- G01 - MEASURING TESTING