Location History:
- Yamanashi, JP (1989)
- Yamanishi-ken, JP (1997)
- Yamanashi-ken, JP (1996 - 2001)
- Higashiyamanashi-gun, JP (2003 - 2005)
- Nirasaki, JP (2005 - 2007)
Company Filing History:
15 out of 10,346 
4 out of 71 
1 out of 832,912 Years Active: 1989-2007
Title: Haruhiko Yoshioka: Innovator in Vacuum Probing Technology
Introduction
Haruhiko Yoshioka, an accomplished inventor located in Nirasaki, Japan, is recognized for his significant contributions to the field of vacuum probing technology. With an impressive portfolio of 15 patents, Yoshioka has made remarkable advancements that enhance the efficiency and effectiveness of semiconductor manufacturing processes.
Latest Patents
Among his latest inventions are the "Vacuum Prober" and "Vacuum Probe Method." The vacuum prober is a sophisticated device that incorporates a head plate situated within a prober chamber. This innovative design features a stage, a first moving mechanism, a recessed chamber, and a sealing member. The stage is positioned beneath a probe card, with the first moving mechanism enabling vertical movement of the stage in at least the Z direction. Notably, the recessed chamber, which includes a bottom and side portion, is equipped with lower and upper cameras that assist in data alignment acquisition. The vacuum mechanism evacuates the chamber, forming a vacuum chamber with minimized capacity, allowing for reduced evacuation time. Moreover, his stage driving apparatus introduces a horizontal driving mechanism that moves the stage for wafer placement, supported by an elevating mechanism for vertical adjustments, showcasing Yoshioka's ingenuity in enhancing stage dynamics.
Career Highlights
Yoshioka's professional journey involves significant tenures at Tokyo Electron Limited and Tokyo Electron Yamanashi Limited, where he honed his expertise in semiconductor technology and innovation. His experience in these renowned companies has positioned him at the forefront of technological advancements in the industry.
Collaborations
Throughout his career, Yoshioka has collaborated with notable colleagues, including Shinji Iino and Yutaka Akaike. Together, they have contributed to various innovations, fostering a collaborative culture that enhances technological progress in the field of vacuum probing.
Conclusion
Haruhiko Yoshioka's dedication to innovation is evident in his extensive patent portfolio and impactful contributions to semiconductor technologies. His inventions, particularly surrounding vacuum probing, not only illustrate his technical expertise but also pave the way for advancements that could shape the future of the industry. As he continues to innovate, Yoshioka remains a pivotal figure in the realm of inventions that enhance manufacturing processes.