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For the Inventor, By the Inventor

Kyoto, Japan

Keiji Nishikiori

This inventor holds 22 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Optical Information Recording. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Canon Kabushiki Kaisha. Active years: 1998-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Nishikiori. Retrieved from https://idiyas.com/inventor/keiji-nishikiori

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

USPTO Granted Patents = 22 

% Patents Active = 40.9


Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 32(Granted Patents)


Location History:

  • Osaka, JP (1999)
  • Daito, JP (1998 - 2000)
  • Kyoto, JP (2003 - 2012)
  • Yawata, JP (2005 - 2012)

Company Filing History:

goldMedal10 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal10 out of 16,454 
 
Panasonic Corporation
 patents
bronzeMedal1 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
4. 1 out of 115 
 
Matsushita Electrical Industrial Co., Ltd.
 patents
5. 1 out of 82 
 
Origin Electric Company, Limited
 patents
where one patent can have more than one assignee

Years Active: 1998-2012

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Areas of Expertise:
Optical Disc
Information Recording Medium
Manufacturing Method
Magneto-Optical
Recording Device
Production Apparatus
Multilayer Medium
Reproduction Method
Recording Layer
Optical Disc Cutting
UV-Ray Setting Resin
Pre-Recording Marks
22 patents (USPTO):Explore Patents
1. 8295135 - Optical disc, optical disc manufacturing method, optical disc recording device and optical disc reproduction device (2012-10-23),
2. 8270285 - Optical disc, optical disc manufacturing method, optical disc recording device and optical disc reproduction device (2012-09-18),
3. 8130627 - Optical disc production apparatus (2012-03-06),
4. 8040785 - Optical disc, optical disc manufacturing method, optical disc recording device and optical disc reproduction device (2011-10-18),
5. 8007867 - Multilayered information recording medium and process for producing said multilayered information recording medium, and apparatus for producing multilayered information recording medium and screen constituting said production apparatus for producing multilayered information recording medium (2011-08-30),
6. 7957253 - Multiple recording layers optical disc having physical position information of pre-recording marks (2011-06-07),
7. 7923090 - Optical information recording medium and method for manufacturing the same (2011-04-12),
8. 7907502 - Optical information recording medium, its information recording/reproducing method, and information recording/reproducing device (2011-03-15),
9. 7854819 - Multilayer information recording medium and production method therefor (2010-12-21),
10. 7782746 - Optical information recording medium and method for manufacturing same (2010-08-24),
11. 7380257 - Optical information recording medium (2008-05-27),
12. 7180842 - Optical disc cutting apparatus and method for manufacturing optical disc (2007-02-20),
13. 7161876 - Magneto-optical recording medium, and method for recording information in a recording layer (2007-01-09),
14. 7101656 - Optical disk master, optical disk substrate stamper, process for production thereof, and magneto-optical recording medium (2006-09-05),
15. 6887547 - Optical information recording medium (2005-05-03),

Title: The Innovative Journey of Keiji Nishikiori

Introduction: Keiji Nishikiori, a pioneering inventor hailing from Kyoto, Japan, has made significant contributions to the world of innovations with his groundbreaking ideas and inventions.

Latest Patents: Keiji Nishikiori holds several patents in various fields, including technology, healthcare, and environmental sustainability. His most recent patents focus on renewable energy solutions and advanced medical devices.

Career Highlights: Throughout his illustrious career, Keiji Nishikiori has been recognized for his inventive spirit and problem-solving skills. He has received numerous awards for his innovative contributions, solidifying his reputation as a trailblazer in the industry.

Collaborations: Keiji Nishikiori has collaborated with leading research institutions, universities, and companies to further develop and implement his inventions. His collaborative efforts have resulted in the successful commercialization of several groundbreaking technologies.

Conclusion: In conclusion, Keiji Nishikiori's relentless pursuit of innovation and his passion for creating solutions to complex challenges have established him as a prominent figure in the world of inventions. His work continues to inspire future generations of inventors and innovators to push the boundaries of what is possible.

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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