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For the Inventor, By the Inventor

Yokohama, Japan

Takeyoshi Kataoka

This inventor holds 17 USPTO granted patents, primarily in Optical Disc Technology. Top assignees: Hitachi-Lg Data Storage, Inc., Hitachi, Ltd., Hitachi Consumer Electronics Co., Ltd.. Active years: 2008-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeyoshi Kataoka. Retrieved from https://idiyas.com/inventor/takeyoshi-kataoka

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

Calculating rank
USPTO Granted Patents = 17

% Patents Active = 17.6

Average Co-Inventor Count = 1.9

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Yokohama, JP (2008 - 2013)
  • Kawasaki, JP (2013)

Company Filing History:

goldMedal14 out of 389 
 
Hitachi-Lg Data Storage, Inc.
 patents
silverMedal11 out of 42,743 
 
Hitachi, Ltd.
 patents
bronzeMedal5 out of 365 
 
Hitachi Consumer Electronics Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2008-2013

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Areas of Expertise:
Optical Disk
Discriminating Method
Recording Technique
Reproducing Apparatus
Track Jump Performance
Multi-Layer Disks
Focus Servo
Temperature Characteristic
Optical Pickup
Information Recording
17 patents (USPTO):Explore Patents
1. 8570846 - Focus jump method for optical disk device and multi-layer disk (2013-10-29),
2. 8498187 - Optical disc apparatus and optical disc discriminating method (2013-07-30),
3. 8385179 - Optical disk device and optical disk discriminating method (2013-02-26),
4. 8325574 - Optical disc device (2012-12-04),
5. 8289822 - Optical disc reproducing apparatus for implementing an optical recording and reproducing method for multi-layer optical discs (2012-10-16),
6. 8243566 - Correcting temperature characteristic of optical pickup of an optical disk recording/reproducing apparatus (2012-08-14),
7. 8243565 - Optical disk apparatus with an improved track jump performance (2012-08-14),
8. 8228768 - Optical disc device and optical disc record reproducing method (2012-07-24),
9. 8164997 - Optical disc apparatus for conducting information recording or reproduction on an optical disc (2012-04-24),
10. 8107345 - Optical disk device and optical disk discriminating method (2012-01-31),
11. 7944785 - Optical disc recording/reproducing apparatus and focus-servo method thereof (2011-05-17),
12. 7907480 - Optical disk apparatus with an improved track jump performance (2011-03-15),
13. 7869321 - Optical disk device and optical disk discriminating method (2011-01-11),
14. 7843776 - Optical disk recording/reproducing apparatus and seek control method thereof (2010-11-30),
15. 7760592 - Optical disk apparatus with an improved track jump performance (2010-07-20),

Title: Takeyoshi Kataoka: Pioneering Inventor from Yokohama

Introduction: Takeyoshi Kataoka is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takeyoshi Kataoka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Takeyoshi Kataoka has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Takeyoshi Kataoka has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Takeyoshi Kataoka's passion for innovation and his relentless drive to create solutions for the future make him a true pioneer in the world of technology, inspiring the next generation of inventors and innovators.

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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