For the Inventor, By the Inventor

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San Jose, CA, United States of America

Hitachi Semiconductor (america) Inc.

USPTO Granted Patents = 3

Forward Citations = 31

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5 inventors (with patents filed for the assignee):

Shumpei Kawasaki (1 out of 3 patents)

Toshiyasu Morita (1 out of 6 patents)

Takeshi Kitahara (1 out of 3 patents)

4. Tatsuo Yamamoto (1 out of 1 patent)

5. Motoyasu Tsunoda (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6845908 - Storage card with integral file system, access control and cryptographic support (2005-01-25),

2. 6389584 - Gate input protection with a reduced number of antenna diodes (2002-05-14),

3. 6173342 - High speed bus interface for peripheral devices (2001-01-09),

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#944 in San Jose, CA

#16,426 in California

#72,030 in US

San Jose, CA, United States of America

Hitachi Semiconductor (america) Inc.

Forward Citations = 31

5 inventors:

Shumpei Kawasaki (1 out of 3 patents)

Toshiyasu Morita (1 out of 6 patents)

Takeshi Kitahara (1 out of 3 patents)

4. Tatsuo Yamamoto (1 out of 1 patent)

5. Motoyasu Tsunoda (1 out of 1 patent)

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