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For the Inventor, By the Inventor

Nagoya, Japan

Yasuyuki Arakawa

This inventor holds 6 USPTO granted patents. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Arakawa. Retrieved from https://idiyas.com/inventor/yasuyuki-arakawa

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 21(Granted Patents)


Company Filing History:

goldMedal6 out of 38,970 
 
Toyota Jidosha Kabushiki Kaisha
 patents

Years Active: 1995

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6 patents (USPTO):Explore Patents
1. 5462107 - Vacuum casting method (1995-10-31),
2. 5454416 - Vacuum casting apparatus (1995-10-03),
3. 5431212 - Method of and apparatus for vacuum casting (1995-07-11),
4. 5427170 - Vacuum casting apparatus and method (1995-06-27),
5. 5423369 - Apparatus for and method of vacuum casting (1995-06-13),
6. 5404928 - Vacuum casting method (1995-04-11),

Title: Yasuyuki Arakawa: Innovator in Vacuum Casting Technology

Introduction

Yasuyuki Arakawa is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of vacuum casting technology, holding a total of 6 patents. His innovative approaches have enhanced the efficiency and effectiveness of metal casting processes.

Latest Patents

Arakawa's latest patents include a vacuum casting method and a vacuum casting apparatus. The vacuum casting method involves reducing the pressure in a molding cavity to a vacuum. When a gate is opened, molten metal is charged into the cavity at high speed. The method also includes controlling the rising speed of the molten metal to prevent air involvement. The vacuum casting apparatus features a runner system that facilitates the high-speed charging of molten metal into the molding cavity, ensuring optimal performance during the casting process.

Career Highlights

Yasuyuki Arakawa is associated with Toyota Jidosha Kabushiki Kaisha, a leading automotive manufacturer. His work at Toyota has allowed him to apply his innovative ideas in a practical setting, contributing to advancements in manufacturing technology.

Collaborations

Arakawa has collaborated with notable colleagues, including Tamotsu Hasegawa and Atushi Ota. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Yasuyuki Arakawa's contributions to vacuum casting technology exemplify his innovative spirit and dedication to advancing manufacturing processes. His patents reflect a commitment to improving efficiency and quality in metal casting, making him a significant figure in the field.

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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