Company Filing History:

6 out of 42,485

Hitachi, Ltd.

Years Active: 1983-2006

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7061705 - Signal processing apparatus and method, record medium, and program (2006-06-13),

2. 6339638 - Telephone used for electronic money card transaction and method of operation of the same (2002-01-15),

3. 6042002 - Holding apparatus for a plurality of IC cards facilitating transactions (2000-03-28),

4. 6016957 - IC card reader/writer and method of operation thereof (2000-01-25),

5. 6000607 - IC card reader/writer and method of operation thereof (1999-12-14),

6. 5952639 - Depositing, withdrawal, balance check, exchange and transfer of (1999-09-14),

7. D271815 - Combined electric washer and clothes dryer (1983-12-13),

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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

Takao Oosawa

Location History:

Company Filing History:

Years Active: 1983-2006