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For the Inventor, By the Inventor

Nagoya, Japan

Hiroshi Kashiwagi

This inventor holds 12 USPTO granted patents. Top assignee: Ngk Insulators, Inc.. Active years: 1996-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Kashiwagi. Retrieved from https://idiyas.com/inventor/hiroshi-kashiwagi-du8za2ig

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

Calculating rank
USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Nagaya, JP (1998 - 2001)
  • Nagoya, JP (1996 - 2002)

Company Filing History:

goldMedal12 out of 5,092 
 
Ngk Insulators, Inc.
 patents

Years Active: 1996-2002

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12 patents (USPTO):Explore Patents
1. 6440344 - Method of manufacturing composite insulator and packing member for use in same (2002-08-27),
2. 6425173 - Method of handling a forming die between die forming operations (2002-07-30),
3. 6248270 - Method for repairing a damaged shed portion of a composite insulator (2001-06-19),
4. 6135752 - Forming die and managing method thereof (2000-10-24),
5. 6042771 - Method for manufacturing composite insulators (2000-03-28),
6. 6033201 - Method for producing composite insulator (2000-03-07),
7. 6019931 - Method of molding composite insulator and metal molding apparatus used (2000-02-01),
8. 5882568 - Method and molding machine for manufacturing shaped articles comprised (1999-03-16),
9. 5822857 - Method of repairing shed portion of composite insulator (1998-10-20),
10. 5811049 - Method for producing composite insulator (1998-09-22),
11. 5753272 - Apparatus for manufacturing composite insulators (1998-05-19),
12. 5540991 - Composite insulator and its manufacturing method (1996-07-30),

Title: Hiroshi Kashiwagi: Innovator in Composite Insulator Technology

Introduction

Hiroshi Kashiwagi is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of composite insulator technology, holding a total of 12 patents. His innovative approaches have enhanced the performance and reliability of insulators used in various applications.

Latest Patents

Kashiwagi's latest patents include a method of manufacturing composite insulators and a method of handling a forming die between die forming operations. The first patent details a process for producing a composite insulator that features a core member and end fitting members. This method improves the seal performance at the connection boundary between the end fitting member and the overcoat member. The second patent focuses on a forming die that includes a holder with a movable substrate, allowing for efficient handling during die forming operations.

Career Highlights

Kashiwagi has dedicated his career to advancing insulator technology. He works at NGK Insulators, Inc., where he has collaborated with other talented professionals in the field. His work has not only contributed to the company's success but has also set new standards in the industry.

Collaborations

Some of his notable coworkers include Takao Tani and Akio Enomoto. Their combined expertise has fostered a collaborative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Hiroshi Kashiwagi's contributions to composite insulator technology exemplify the impact of dedicated inventors in advancing industrial applications. His innovative patents and collaborative efforts continue to shape the future of the industry.

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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