IDiyas

For the Inventor, By the Inventor

Yokohama, Japan

Takashi Koga

USPTO Granted Patents = 12

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 91(Granted Patents)


Location History:

  • Fukaya, JP (1986)
  • Kanagawa, JP (1990 - 1992)
  • Tokyo, JP (1993)
  • Yokohama, JP (1986 - 1994)

Company Filing History:

goldMedal10 out of 52,711 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal2 out of 2,916 
 
Tokyo Shibaura Denki Kabushiki Kaisha
 patents

Years Active: 1986-1994

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12 patents (USPTO):Explore Patents
1. 5311306 - Motion detecting circuit for video signal processor (1994-05-10),
2. 5231476 - Luminance/chrominance separating apparatus (1993-07-27),
3. 5109285 - Time base correction circuit for a reproduced video signal from a video (1992-04-28),
4. 5099315 - Circuit for separating luminance and chrominance signals from a (1992-03-24),
5. 4952883 - Phase detector circuit for periodic signal using three sampling data (1990-08-28),
6. 4926133 - FM demodulator having a frequency independent delay circuit (1990-05-15),
7. 4926101 - DC motor stop detector and DC motor brake apparatus (1990-05-15),
8. 4916542 - Picture quality adjusting circuit with fir filter for digital processing (1990-04-10),
9. 4737862 - Video signal record/playback device (1988-04-12),
10. 4600897 - Voltage-controlled oscillator of emitter-coupled astable multivibrator (1986-07-15),
11. 4573022 - Semiconductor integrated circuit using vertical PNP transistors (1986-02-25),
12. 4571508 - Differential switch circuit (1986-02-18),
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