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For the Inventor, By the Inventor

Tokyo, Japan

Yoshiyuki Kashiwagi

This inventor holds 19 USPTO granted patents and 1 EPO patent, primarily in Vacuum Interrupters. Top assignees: Kabushiki Kaisha Meidensha, Asahi Kasei Kabushiki Kaisha, Canon Kabushiki Kaisha. Active years: 1982-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Kashiwagi. Retrieved from https://idiyas.com/inventor/yoshiyuki-kashiwagi

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

USPTO Granted Patents = 19

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.3

ph-index = 8

Forward Citations = 152(Granted Patents)


Location History:

  • Shinagawa, JP (1985)
  • Tochigi, JP (2002 - 2006)
  • Tokyo, JP (1982 - 2022)

Company Filing History:

goldMedal14 out of 246 
 
Kabushiki Kaisha Meidensha
 patents
silverMedal1 out of 998 
 
Asahi Kasei Kabushiki Kaisha
 patents
bronzeMedal1 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
4. 1 out of 6 
 
Kabushiki Kaisha Gemvac
 patents
where one patent can have more than one assignee

Years Active: 1982-2022

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Areas of Expertise:
Handheld Display
Head-Mounted Display
Camera Lens
Tripod Mount
Carbon Nanofiber
Thermoplastic Resin
Noxious Component Treatment
Vacuum Interrupter
Electrical Contact Structure
Copper Bonding Process
Vacuum Circuit Interrupter
Vacuum Power Interrupter
19 patents (USPTO):Explore Patents
1. D956046 - Handheld and headmounted display (2022-06-28),
2. D949858 - Attachment member for head-mounted display (2022-04-26),
3. D921090 - Camera lens (2021-06-01),
4. D916945 - Tripod mount for camera lenses (2021-04-20),
5. 9567452 - Carbon nanofiber aggregate, thermoplastic resin composition, and method for producing thermoplastic resin composition (2017-02-14),
6. 7029635 - System for treating material containing noxious components (2006-04-18),
7. 6376738 - Process and system for treating material containing noxious components (2002-04-23),
8. 4686338 - Contact electrode material for vacuum interrupter and method of (1987-08-11),
9. 4659885 - Vacuum interrupter (1987-04-21),
10. 4640999 - Contact material of vacuum interrupter and manufacturing process therefor (1987-02-03),
11. 4588879 - Vacuum interrupter (1986-05-13),
12. 4584445 - Vacuum interrupter (1986-04-22),
13. 4554425 - Contact of vacuum interrupter and manufacturing process therefor (1985-11-19),
14. 4547640 - Electrical contact structure of a vacuum interrupter (1985-10-15),
15. 4500383 - Process for bonding copper or copper-chromium alloy to ceramics, and (1985-02-19),

Title: The Innovative Journey of Yoshiyuki Kashiwagi

Introduction

Yoshiyuki Kashiwagi is a notable inventor based in Tokyo, Japan, recognized for his significant contributions to technology through his inventive spirit. With a remarkable portfolio of 19 patents, Kashiwagi has made notable advancements in display technologies, particularly in handheld and head-mounted devices.

Latest Patents

Kashiwagi's latest patents include innovative designs and improvements to handheld and head-mounted displays. His work on attachment members for head-mounted displays has paved the way for more ergonomic and user-friendly technology, enhancing the overall user experience in this growing field.

Career Highlights

Throughout his career, Yoshiyuki Kashiwagi has been associated with esteemed organizations, including Kabushiki Kaisha Meidensha and Kabushiki Kaisha Gemvac. His roles in these companies have allowed him to leverage his creativity and expertise to develop groundbreaking technologies that push the boundaries of what's possible in display systems.

Collaborations

Collaborating with talented professionals has been an essential aspect of Kashiwagi's career. Among his notable coworkers are Yasushi Noda and Kaoru Kitakizaki, with whom he has partnered to foster innovation and drive technological advancements in their projects.

Conclusion

Yoshiyuki Kashiwagi's journey as an inventor exemplifies the power of innovation and collaboration in technology. His dedication to developing practical solutions has not only earned him numerous patents but also contributed to the advancement of display technology on a global scale.

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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