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For the Inventor, By the Inventor

Tokorozawa, Japan

Yoshitaka Takasaki

This inventor holds 32 USPTO granted patents, plus 1 CIPO patent, primarily in Optical Communication. Top assignees: Hitachi, Ltd., Hitachi Cable, Inc., Other. Active years: 1977-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshitaka Takasaki. Retrieved from https://idiyas.com/inventor/yoshitaka-takasaki

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

USPTO Granted Patents = 32

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.1

ph-index = 12

Forward Citations = 706(Granted Patents)


Location History:

  • Tokorozawa, JA (1977 - 1978)
  • Tokorazawa, JP (1995)
  • Tokorozawa, JP (1978 - 1998)

Company Filing History:

goldMedal32 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 836 
 
Hitachi Cable, Inc.
 patents
bronzeMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1977-1998

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Areas of Expertise:
Information Transmission
Optical Subscriber Network
Digital Transmission
Multiplexing
Polarization Diversity
Quantum State Control
Signal Cross Connection
Light Emitting Diode
Fault Location Search
Time Domain Multiplexer
Pulse Signal Transmission
Variable Equalizer
32 patents (USPTO):Explore Patents
1. 5815502 - Information transmission system with variable transmission rate (1998-09-29),
2. 5515368 - Information transmission system with variable transmission rate (1996-05-07),
3. 5430733 - Digital transmission system for multiplexing and demultiplexing signals (1995-07-04),
4. 5418405 - Installation path network for distribution area (1995-05-23),
5. 5414739 - Transmission system constituted of multistage reproduction nodes (1995-05-09),
6. 5369517 - Optical subscriber network transmission system (1994-11-29),
7. 5175639 - Optical subscriber network transmission system (1992-12-29),
8. 5140453 - Optical receiving method utilizing polarization diversity and apparatus (1992-08-18),
9. 5121381 - Optical switching apparatus for digital signal cross connection and (1992-06-09),
10. 5121244 - Optical subscriber network transmission system (1992-06-09),
11. 5113524 - Quantum state control apparatus, optical receiver and optical (1992-05-12),
12. 5042027 - Communication network system and method of controlling a communication (1991-08-20),
13. 5023604 - Communication system (1991-06-11),
14. 4970719 - Digital signal multiplexing apparatus (1990-11-13),
15. 4967410 - Method of multiplexing digital signals and apparatus therefor (1990-10-30),

Title: Yoshitaka Takasaki: Pioneering Inventor from Tokorozawa

Introduction: Yoshitaka Takasaki is a renowned inventor hailing from Tokorozawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yoshitaka Takasaki holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With over two decades of experience in the tech industry, Takasaki has worked with leading companies to develop cutting-edge solutions that have revolutionized various sectors.

Collaborations: Throughout his career, Yoshitaka Takasaki has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge-sharing.

Conclusion: Yoshitaka Takasaki'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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