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For the Inventor, By the Inventor

Yokohama, Japan

Keiji Osaka

This inventor holds 14 USPTO granted patents. Top assignees: Sumitomo Electric Industries, Limited, Nippon Telegraph and Telephone Corporation, Sumiden Opcom, Ltd.. Active years: 1987-2007.

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

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

USPTO Granted Patents = 14

% Patents Active = 92.9

Average Co-Inventor Count = 3.0

ph-index = 9

Forward Citations = 193(Granted Patents)


Location History:

  • Yokohami, JP (2001)
  • Kanagawa, JP (1995 - 2003)
  • Yokohama, JP (1987 - 2007)

Company Filing History:

goldMedal14 out of 10,647 
 
Sumitomo Electric Industries, Limited
 patents
silverMedal2 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
bronzeMedal2 out of 14 
 
Sumiden Opcom, Ltd.
 patents
4. 1 out of 4 
 
Nippon Telegraph Telephone Corporation
 patents
where one patent can have more than one assignee

Years Active: 1987-2007

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14 patents (USPTO):Explore Patents
1. 7234881 - MOLDING APPARATUS FOR A REINFORCEMENT RESIN COATING OF GLASS OPTICAL FIBER EXPOSING PORTION OF AN OPTICAL FIBER JUNCTION, METHOD FOR MOLDING REINFORCEMENT RESIN COATING OF A GLASS OPTICAL FIBER EXPOSING PORTION OF AN OPTICAL FIBER JUNCTION, AND OPTICAL FIBER CABLE (2007-06-26),
2. 6553791 - Etching an optical fiber fusion splice (2003-04-29),
3. 6287020 - Observation apparatus and fusion splicer for optical fibers (2001-09-11),
4. 6190057 - Optical fiber ribbon fusion splicing apparatus (2001-02-20),
5. 6105480 - Apparatus for separating ribbon-coated multicore optical fiber (2000-08-22),
6. 5590227 - Optical connector apparatus (1996-12-31),
7. 5530782 - Intermediate branching method for optical path (1996-06-25),
8. 5524166 - Separating tool for multi-core ribbon fiber (1996-06-04),
9. 5418872 - Optical connector connecting apparatus and optical connector connecting (1995-05-23),
10. 5384878 - Method for fusion connecting optical fibers utilizing V-grooves with (1995-01-24),
11. 4812010 - Apparatus for arranging a plurality of coated optical fibers and (1989-03-14),
12. 4750804 - Optical fiber connecting jig (1988-06-14),
13. 4749252 - Method for splicing optical fibers (1988-06-07),
14. 4715876 - Method of and apparatus for coupling multicore coated optical fibers (1987-12-29),

Title: Keiji Osaka - Innovator from Yokohama, JP

Introduction: Keiji Osaka is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Keiji Osaka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

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

Collaborations: Throughout his career, Keiji Osaka has collaborated with top companies in Japan and internationally, fostering a culture of innovation and knowledge sharing to drive progress in the tech sector.

Conclusion: Keiji Osaka's passion for innovation and his dedication to pushing the boundaries of technology have solidified his reputation as a visionary inventor in Yokohama 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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