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Yorktown Heights, NY, United States of America

Chao N Liu

USPTO Granted Patents = 5

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 142(Granted Patents)

Location History:

Yorktown Heights, NY (US) (1976 - 1979)
Champaign, IL (US) (2014)

Company Filing History:

5 out of 164,197

International Business Machines Corporation

Years Active: 1976-2014

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8880478 - Scan-free archiving (2014-11-04),

2. 4142175 - Pressure sensing device and transducer arrangement (1979-02-27),

3. 4128891 - Magnetic bubble domain relational data base system (1978-12-05),

4. 4128829 - Signature verification method and apparatus utilizing both acceleration (1978-12-05),

5. 3990060 - Cryptographic magnetic bubble domain memory (1976-11-02),

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