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For the Inventor, By the Inventor

Natori, Japan

Keiichi Edamatsu

This inventor holds 6 USPTO granted patents and 3 EPO patents. Top assignee: Japan Science and Technology Agency. Active years: 2009-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Edamatsu. Retrieved from https://idiyas.com/inventor/keiichi-edamatsu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6

 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 31(Granted Patents)


Location History:

  • Natori, JP (2009 - 2012)
  • Miyagi, JP (2013)

Company Filing History:

goldMedal6 out of 1,328 
 
Japan Science and Technology Agency
 patents

Years Active: 2009-2013

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6 patents (USPTO):Explore Patents
1. 8488231 - Generator of polarization entangled photon pairs and method of generating the same (2013-07-16),
2. 8173982 - Non-degenerate polarization-entangled photon pair generation device and non-degenerate polarization-entangled photon pair generation method (2012-05-08),
3. 7706425 - Littrow external oscillator semiconductor laser optical axis deviation correction method and device (2010-04-27),
4. 7683361 - Method for generating quantum-entangled photon pairs (2010-03-23),
5. 7652770 - Optical nonliner evaluation device and optical switching element (2010-01-26),
6. 7570419 - Quantum entanglement photon-pair producing device and quantum entanglement photon pair producing method (2009-08-04),
Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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