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Ishikawa-ken, Japan

Tadamasa Ushiroku

USPTO Granted Patents = 8

CIPO Patents = 2

Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 264(Granted Patents)

Location History:

Nagaokakyo, JP (1997 - 1998)
Ishikawa-ken, JP (1998 - 2001)

Company Filing History:

8 out of 13,712

Murata Manufacturing Co., Ltd.

Years Active: 1997-2001

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6208224 - Surface acoustic wave filter with parallel arm resonators having different resonant frequencies (2001-03-27),

2. 6172580 - Surface acoustic wave ladder filter with specific gap length between electrode tips and the opposing bus bar (2001-01-09),

3. 6150904 - Surface acoustic wave filter having reference potential package (2000-11-21),

4. 6137380 - Surface acoustic wave filter utilizing a particularly placed spurious (2000-10-24),

5. 5999069 - Surface acoustic wave ladder filter having a parallel resonator with a (1999-12-07),

6. 5831493 - Surface acoustic wave ladder filter utilizing a generated spurious (1998-11-03),

7. 5770985 - Surface acoustic wave filter (1998-06-23),

8. 5694096 - Surface acoustic wave filter (1997-12-02),

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