Company Filing History:

3 out of 42,485

Hitachi, Ltd.

patents

Years Active: 1997-2004

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3 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 6719634 - IC card, terminal device and service management server (2004-04-13),

2. 6575835 - IC card, terminal device and service management server (2003-06-10),

3. 5696916 - Information storage and retrieval system and display method therefor (1997-12-09),

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.

For the Inventor, By the Inventor

Naoko Yamazaki

Company Filing History:

Years Active: 1997-2004