Location History:
- Chiyoda-ku, JP (2014 - 2018)
- Tokyo, JP (2004 - 2023)
Company Filing History:
7 out of 15,928 
1 out of 21,351 
1 out of 1,559 
Years Active: 2004-2023
Title: Hiroyuki Yoshihara: Innovator in Power Semiconductor Technology
Introduction
Hiroyuki Yoshihara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of power semiconductor technology, holding a total of 9 patents. His innovative work has had a substantial impact on the industry, particularly in the development of advanced semiconductor apparatuses.
Latest Patents
Yoshihara's latest patents include a power semiconductor apparatus and a method for manufacturing the same. This power semiconductor apparatus features a mold portion, a conductive panel in a flat plate shape, and multiple fins. The design incorporates a power semiconductor element and a base plate that are molded together. An opening in the panel allows for the insertion of the base plate, while the fins are fixed in grooves of the base plate. The panel is designed with protrusions that taper down toward the end, enhancing its functionality.
Another notable patent is an inspecting method for assessing the influence of the installation environment on a processing apparatus. This method involves setting a mark to specify the relative positional relationship between a chuck table and a processing unit. By imaging the mark multiple times when the moving unit is at rest, the position of the mark can be detected. This allows for the determination of whether the installation environment affects the processing apparatus based on the change in position of the mark.
Career Highlights
Throughout his career, Hiroyuki Yoshihara has worked with esteemed companies such as Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Yoshihara has collaborated with notable colleagues, including Masaki Goto and Toru Kimura. Their teamwork has fostered advancements in the field and has led to the successful development of various technologies.
Conclusion
Hiroyuki Yoshihara's contributions to power semiconductor technology and his innovative patents highlight his role as a leading inventor in the industry. His work continues to influence advancements in semiconductor applications and manufacturing methods.