IDiyas

For the Inventor, By the Inventor

Tsukuba, Japan

Naoki Shirakawa

USPTO Granted Patents = 9


Average Co-Inventor Count = 2.5

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Ibaraki, JP (2006)
  • Tsukuba, JP (2003 - 2013)

Company Filing History:

goldMedal5 out of 1,710 
 
National Institute of Advanced Industrial Science and Technology
 patents
silverMedal1 out of 110 
 
National Institute of Agrobiological Sciences
 patents
bronzeMedal1 out of 31 
 
Agency of Industrial Science & Technology, Ministry of International Trade & Industry
 patents
4. 2 out of 832,680 
Other
 patents

Years Active: 2003-2025

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9 patents (USPTO):Explore Patents
1. 12245513 - Sound pressure-electrical signal conversion device and conversion method for same (2025-03-04),
2. 8597732 - Thin film depositing method (2013-12-03),
3. 8459045 - Helium-3 refrigerating machine-using magnetization measuring system (2013-06-11),
4. 8097138 - Oxygen partial pressure control apparatuses and methods of using solid electrolytes for oxygen partial pressure control (2012-01-17),
5. 7134785 - Capacitance temperature sensor and temperature measuring device (2006-11-14),
6. 6768300 - Apparatus for measuring electromagnetic characteristics (2004-07-27),
7. 6699449 - Method of synthesizing metal oxides (2004-03-02),
8. 6642591 - Field-effect transistor (2003-11-04),
9. 6589449 - High-melting-point conductive oxide, method of manufacturing the same, and high-temperature electrically conductive material based on the oxide (2003-07-08),
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