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Takao Oosawa

USPTO Granted Patents = 7

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 310(Granted Patents)

Location History:

Niiza, JP (1999 - 2002)
Tokyo, JP (1983 - 2006)

Company Filing History:

6 out of 42,496

1 out of 58,130

Sony Corporation

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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