Yoshihiko Kurashima

This inventor holds 11 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent. Top assignees: Ngk Insulators, Inc., Doryokuro Kakunenryo Kaihatsu Jigyodan. Active years: 1996-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiko Kurashima. Retrieved from https://idiyas.com/inventor/yoshihiko-kurashima

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

USPTO Granted Patents = 11

% Patents Active = 90.9

CIPO Patents = 2

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 3.2

ph-index = 5

Forward Citations = 83(Granted Patents)

Location History:

Nagoya City, JP (1996)
Nagoya, JP (1996 - 2006)

Company Filing History:

Doryokuro Kakunenryo Kaihatsu Jigyodan

patents

where one patent can have more than one assignee

Years Active: 1996-2006

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6997703 - Firing furnace and firing method (2006-02-14),

2. 6109156 - Punching apparatus and punch (2000-08-29),

3. 5939221 - Method of recovering Na from sodium-sulfur cells (1999-08-17),

4. 5785732 - process and apparatus for recovering Na from spent NaS cells (1998-07-28),

5. 5778503 - Apparatus for disposing of spent NaS cells (1998-07-14),

6. 5744020 - Process for treatment of radioactive waste (1998-04-28),

7. 5705289 - Process and apparatus for peeling outer tubes from spent NaS cells (1998-01-06),

8. 5600879 - Process and apparatus for peeling outer tubes from spent NaS cells by (1997-02-11),

9. 5587252 - Process for disposing of spent NaS cells (1996-12-24),

10. 5578389 - Process for disposing of sodium sulfur cells (1996-11-26),

11. 5543242 - Apparatus for disposing of sodium sulfur cells (1996-08-06),

Title: Innovations of Yoshihiko Kurashima

Introduction

Yoshihiko Kurashima is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced firing technologies and drilling apparatuses. With a total of 11 patents to his name, Kurashima's work reflects a commitment to innovation and efficiency.

Latest Patents

Among his latest patents is a firing furnace and firing method. This invention provides a firing furnace that includes a combusting means for combusting fuel, a main body for firing materials, and a methane reforming device. The reforming device reacts a methane sub-fuel with steam using a catalyst, producing a reformed gas that contains hydrogen and carbon dioxide, ultimately reducing fuel costs. Another significant patent is a punching apparatus and punch, which features a drilling jig designed with a pyramidal tip and a cylindrical portion. This innovative jig allows for the efficient recovery of sodium from spent NaS cells without causing substantial damage to the cell structure.

Career Highlights

Kurashima has worked with prominent companies such as NGK Insulators, Inc. and Doryokuro Kakunenryo Kaihatsu Jigyodan. His experience in these organizations has contributed to his expertise in developing practical solutions for complex engineering challenges.

Collaborations

Throughout his career, Kurashima has collaborated with talented individuals, including Tomonori Tsuchimoto and Katsuichi Iwata. These partnerships have fostered a creative environment that has led to the successful development of his innovative inventions.

Conclusion

Yoshihiko Kurashima's contributions to engineering through his patents and collaborations highlight his role as a significant inventor in Japan. His work continues to influence advancements in firing technologies and drilling methods, showcasing the importance of innovation in engineering.

Profile summary based on public USPTO records.