This inventor holds 24 USPTO granted patents and 4 published patent applications and 3 EPO patents, primarily in Rotary Electric Machines. Top assignees: Toyota Jidosha Kabushiki Kaisha, Aisin Seiki Kabushiki Kaisha, Nippon Soken, Inc.. Active years: 1997-2015.
Location History:
- Toyota, JP (2014)
- Okazaki, JP (1997 - 2015)
- Nagoya, JP (2015)
Company Filing History:
24 out of 38,837 
3 out of 5,207 
1 out of 1,600 Years Active: 1997-2015
Areas of Expertise:
Title: Innovations and Contributions of Yasuji Taketsuna
Introduction
Yasuji Taketsuna, a prominent inventor based in Okazaki, Japan, has made significant strides in the field of engineering, particularly within the domain of rotary electric machines. With a remarkable total of 24 patents to his name, Taketsuna's work focuses on enhancing the efficiency and functionality of electric machinery.
Latest Patents
Among his latest innovations, Taketsuna has developed a patent for a "Stator core slot and pole piece arrangement for stator structure of a rotary electric machine." This patent describes a stator structure that includes a cylinder-shaped stator core featuring alternately arranged slots and pole pieces. It further incorporates a conductor segment with a rectangular cross-section, inserted into slots through an insulator, thereby forming a coil. The insulator design is innovative as it features end protrusions that ensure proper positioning of the conductor segments, making significant improvements in the operational reliability of electric machines.
Another notable patent is the "Magnet splitting device and magnet splitting method." This invention focuses on a practical solution for handling multiple magnets during the splitting process. The device includes unique holders for stabilizing the pre-split magnets and incorporates an actuating unit that facilitates the simultaneous splitting of all magnets, enhancing efficiency in manufacturing processes.
Career Highlights
Throughout his career, Yasuji Taketsuna has been associated with leading companies in the automotive and technology sectors. He has worked extensively with Toyota Motor Corporation and Aisin Seiki Co., Ltd., contributing his innovative ideas and technical expertise to various projects and advancements in electric machinery.
Collaborations
Taketsuna's career has also involved collaboration with notable colleagues such as Shigenori Tamaki and Masahiro Morino. Their collaborative efforts have yielded innovative solutions that have advanced the technology in the fields they specialize in.
Conclusion
Yasuji Taketsuna's contributions to innovations in rotary electric machines are commendable and reflect a deep understanding of electrical engineering. His patents demonstrate a commitment to improving technology and efficiency, benefiting industries that rely on electric machinery. As technological advancements continue to evolve, Taketsuna's work will undoubtedly play a crucial role in shaping the future of engineering solutions.