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For the Inventor, By the Inventor

Higashiosaka, Japan

Katsuyuki Fujito

This inventor holds 17 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Electrical Industrial Co., Ltd., Nippon Telegraph and Telephone Corporation. Active years: 1981-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyuki Fujito. Retrieved from https://idiyas.com/inventor/katsuyuki-fujito

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

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 11

Forward Citations = 339(Granted Patents)


Location History:

  • Kadoma, JP (1981)
  • Osaka, JP (1986 - 1994)
  • Higashiosaka, JP (1981 - 2001)

Company Filing History:

goldMedal15 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal1 out of 115 
 
Matsushita Electrical Industrial Co., Ltd.
 patents
bronzeMedal1 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
4. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1981-2001

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17 patents (USPTO):Explore Patents
1. 6271942 - Optical transmission device and system (2001-08-07),
2. 5923458 - Frequency modulator (1999-07-13),
3. 5875049 - Amplifier for burst signal and optical receiving circuit (1999-02-23),
4. 5850303 - Optical transmission system and optical transmission device used therefor (1998-12-15),
5. 5768449 - Optical transmission system and optical transmission method (1998-06-16),
6. 5729281 - Catv system in which chanel selection signal is transmitted from the (1998-03-17),
7. 5644389 - Method for measuring distance between reflection points along light (1997-07-01),
8. 5541757 - Optical fiber cable service system provided with video on demand service (1996-07-30),
9. 5532865 - Fiber optic communication terminal, fiber optic communication system, (1996-07-02),
10. 5530583 - Optical signal amplification apparatus and an optical fiber transmission (1996-06-25),
11. 5339315 - Cable broadcasting system and the transmission center for on demand (1994-08-16),
12. 4722081 - Analog optical transmission system (1988-01-26),
13. 4677630 - Oscillation frequency stabilized semiconductor laser (1987-06-30),
14. 4611352 - Optical transmission apparatus (1986-09-09),
15. 4449188 - Apparatus and method for controlling humidity (1984-05-15),

Title: Inventor Katsuyuki Fujito: Pioneering Innovations in Higashiosaka

Introduction: Katsuyuki Fujito is a renowned inventor hailing from Higashiosaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Fujito's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological development.

Career Highlights: Throughout his illustrious career, Fujito has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized various industries. His expertise in patent applications has led to the successful protection of his inventions.

Collaborations: Fujito has collaborated with top companies in Japan and globally, fostering a culture of innovation and knowledge-sharing. His partnerships have resulted in the creation of impactful inventions that have shaped the technological landscape.

Conclusion: Katsuyuki Fujito's dedication to innovation and his relentless pursuit of technological advancement have solidified his reputation as a visionary inventor in Higashiosaka and beyond.

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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