Chao Liu

Follow

Person

Champaign, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Scan-free archiving
- Patent number 8,880,478
- Issue date Nov 4, 2014
- International Business Machines Corporation
- Ying Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for characterizing an acoustic field
- Patent number 4,350,045
- Issue date Sep 21, 1982
- International Business Machines Corporation
- Chao-Kong Chow
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Pressure sensing device and transducer arrangement
- Patent number 4,142,175
- Issue date Feb 27, 1979
- International Business Machines Corporation
- Noel M. Herbst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Signature verification method and apparatus utilizing both accelera...
- Patent number 4,128,829
- Issue date Dec 5, 1978
- International Business Machines Corporation
- Noel M. Herbst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic bubble domain relational data base system
- Patent number 4,128,891
- Issue date Dec 5, 1978
- International Business Machines Corporation
- Yeong S. Lin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cryptographic magnetic bubble domain memory
- Patent number 3,990,060
- Issue date Nov 2, 1976
- International Business Machines Corporation
- Yeong S. Lin
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SCAN-FREE ARCHIVING
- Publication number 20080162601
- Publication date Jul 3, 2008
- International Business Machines Corporation
- Ying Chen
- G06 - COMPUTING CALCULATING COUNTING