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For the Inventor, By the Inventor

Iwaki, Japan

Masafumi Yoshida

USPTO Granted Patents = 7

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 180(Granted Patents)


Location History:

  • Iwaki, JA (1976 - 1978)
  • Iwaki, JP (1979 - 1983)

Company Filing History:

goldMedal7 out of 776 
 
Kureha Kagaku Kogyo Kabushiki Kaisha
 patents

Years Active: 1976-1983

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7 patents (USPTO):Explore Patents
1. 4389445 - Data recording sheet (1983-06-21),
2. 4137475 - Thin film, thermoplastic piezoelectric switches (1979-01-30),
3. 4071785 - Laminated piezoelectric matrix switch (1978-01-31),
4. 4057660 - Method for producing thermoplastic film electric element (1977-11-08),
5. 3969927 - Vibration measuring and the apparatus therefor (1976-07-20),
6. 3935485 - Piezoelectric key board switch (1976-01-27),
7. 3933547 - Method for fixing a pattern described on the surface of thermoplastic (1976-01-20),
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