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Kiyotaka Nagai

USPTO Granted Patents = 9

Average Co-Inventor Count = 3.0

ph-index = 8

Forward Citations = 180(Granted Patents)

Location History:

Kawasaki, JP (1980)
Hirakata, JP (1986 - 1987)
Osaka, JP (1990 - 1992)
Nishinomiya, JP (1994 - 2008)

Company Filing History:

9 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Years Active: 1980-2008

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7433907 - Signal analyzing method, signal synthesizing method of complex exponential modulation filter bank, program thereof and recording medium thereof (2008-10-07),

2. 5301255 - Audio signal subband encoder (1994-04-05),

3. 5148487 - Audio subband encoded signal decoder (1992-09-15),

4. 5146448 - Time code recording or reproducing apparatus and time code converter (1992-09-08),

5. 5091899 - Time code recording or reproducing apparatus and time code converter (1992-02-25),

6. 4972416 - Error detection and correction method (1990-11-20),

7. 4672665 - Echo canceller (1987-06-09),

8. 4601052 - Voice analysis composing method (1986-07-15),

9. 4224829 - Two-dimensional linear B-scan ultrasound diagnostic apparatus with phase (1980-09-30),

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