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For the Inventor, By the Inventor

Tokyo, Japan

Naoki Endoh

This inventor holds 23 USPTO granted patents and 1 EPO patent, primarily in Cryptographic Systems. Top assignees: Kabushiki Kaisha Toshiba, Matsushita Electric Industrial Co., Ltd., Verance Corporation. Active years: 1991-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Endoh. Retrieved from https://idiyas.com/inventor/naoki-endoh

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

USPTO Granted Patents = 23

% Patents Active = 82.6


Average Co-Inventor Count = 2.4

ph-index = 14

Forward Citations = 909(Granted Patents)


Location History:

  • Yokohama, JP (1991 - 1993)
  • Fuchu, JP (1999 - 2006)
  • Tokyo, JP (1992 - 2007)
  • Chiba-ken, JP (1998 - 2008)

Company Filing History:

goldMedal21 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal3 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
bronzeMedal1 out of 101 
 
Verance Corporation
 patents
where one patent can have more than one assignee

Years Active: 1991-2008

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Areas of Expertise:
Data Encryption
Cryptographic Communication
Copy Protection
Adaptive Scrambling
Digital Data Reproduction
Information Security
Broadcast Reception
Key Transfer Methods
Data Modulation
Bar Code Encoding
Storage Medium
Information Processing
23 patents (USPTO):Explore Patents
1. 7433474 - Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys (2008-10-07),
2. 7233667 - Record medium, record medium manufacturing device, computer readable record medium on which program is recorded, and data presentation device (2007-06-19),
3. 7096357 - Cryptographic communication terminal, cryptographic communication center apparatus, cryptographic communication system, and storage medium (2006-08-22),
4. 6888943 - Multimedia adaptive scrambling system (MASS) (2005-05-03),
5. 6751321 - Digital data reproduction device (2004-06-15),
6. 6650754 - Broadcast reception device and contract management device using common master key in conditional access broadcast system (2003-11-18),
7. 6650752 - Broadcast reception device and contract management device using common master key in conditional access broadcast system (2003-11-18),
8. 6556679 - Copy-guard system and information recording medium used in the same system (2003-04-29),
9. 6463155 - Broadcast reception device and contract management device using common master key in conditional access broadcast system (2002-10-08),
10. 6438692 - Copy protection apparatus and information recording medium used in this copy protection apparatus (2002-08-20),
11. 6347145 - Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys (2002-02-12),
12. 6301663 - Copy protection apparatus and information recording medium used in this copy protection apparatus (2001-10-09),
13. 6160890 - Secret key transfer method which is highly secure and can restrict the (2000-12-12),
14. 6151394 - Encrypted communication system that limits the damage caused when a (2000-11-21),
15. 6085323 - Information processing system having function of securely protecting (2000-07-04),

Title: Naoki Endoh - Innovative Inventor from Tokyo

Introduction: Naoki Endoh is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Naoki Endoh holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach.

Career Highlights: With over two decades of experience in the innovation industry, Naoki Endoh has worked with leading research institutions and companies to develop cutting-edge solutions that have revolutionized the way we interact with technology.

Collaborations: Throughout his career, Naoki Endoh has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his projects.

Conclusion: Naoki Endoh's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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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