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For the Inventor, By the Inventor

Katsuta, Japan

Yasumasa Furutani

This inventor holds 9 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Engineering Co., Ltd.. Active years: 1978-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasumasa Furutani. Retrieved from https://idiyas.com/inventor/yasumasa-furutani

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 5.2

ph-index = 6

Forward Citations = 94(Granted Patents)


Location History:

  • Katsuta, JA (1978)
  • Katsuta, JP (1985 - 1993)

Company Filing History:

goldMedal9 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal2 out of 162 
 
Hitachi Engineering Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1978-1993

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9 patents (USPTO):Explore Patents
1. 5190623 - Nuclear fuel reprocessing plant (1993-03-02),
2. 4912934 - Hermetically closed circulation type, vapor absorption refrigerator (1990-04-03),
3. 4857222 - Absorption type refrigerator and absorbing solution therefor (1989-08-15),
4. 4828790 - Inhibition of deposition of radioactive substances on nuclear power (1989-05-09),
5. 4820473 - Method of reducing radioactivity in nuclear plant (1989-04-11),
6. 4588488 - Method of removing oxide on metal surface (1986-05-13),
7. 4544462 - Process for removing metal surface oxide (1985-10-01),
8. 4514270 - Process for regenerating cleaning fluid (1985-04-30),
9. 4093527 - Hydrogen generating apparatus (1978-06-06),

Title: The Innovative Contributions of Yasumasa Furutani

Introduction

Yasumasa Furutani is a notable inventor based in Katsuta, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced technologies. With a total of 9 patents to his name, Furutani's work has had a lasting impact on various industries.

Latest Patents

Among his latest patents is a nuclear fuel reprocessing plant designed as a hermetically closed circulation type. This innovative system enhances the efficiency and safety of nuclear fuel processing. Additionally, he has developed a vapor absorption refrigerator, which features a high temperature regenerator, a low temperature regenerator, a condenser, an evaporator, an absorber, and heat exchangers. This refrigerator operates within a hermetically closed circulation system, utilizing iron-based materials. The refrigeration process is achieved through the concentration and dilution of an absorbing solution, ensuring stable operation with high reliability and corrosion resistance.

Career Highlights

Furutani has had a distinguished career, working with prominent companies such as Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking projects.

Collaborations

Throughout his career, Yasumasa Furutani has collaborated with esteemed colleagues, including Takashi Honda and Akira Minato. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Yasumasa Furutani's contributions to engineering and technology are noteworthy. His innovative patents and collaborations reflect his dedication to advancing the field. His work continues to influence the industry and inspire future inventors.

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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