Location History:
- Omiya, JP (2004 - 2006)
- Sanda, JP (2009)
Company Filing History:
5 out of 9 
2 out of 1,530 
1 out of 1 Years Active: 2004-2009
Title: Akihumi Mishima: Innovator in Alloy and Probe Technologies
Introduction
Akihumi Mishima is a prominent inventor based in Omiya, Japan. He has made significant contributions to the fields of alloy technology and probe devices. With a total of 8 patents to his name, Mishima has demonstrated a commitment to innovation and problem-solving in his work.
Latest Patents
One of his latest patents is for an Au-Sn alloy powder designed for solder paste. The goal of this invention is to reduce the generation of voids in the solder paste. The alloy powder consists of 20.5-23.5% by mass of Sn, with the remainder being Au and inevitable impurities. The microstructure features 0.5 to 30 area % of fine Sn-rich primary crystal phase regions, each having a diameter of 3 µm or less, crystallized in a matrix. Another notable patent is for a contact probe and probe device. This device includes a contact probe with a film and multiple wiring patterns, each having a front end portion that forms contact pins. The design allows for first and second contact probes to be connected, enhancing the functionality of the device.
Career Highlights
Mishima has worked with several notable companies throughout his career, including Genesis Technology Inc. and Mitsubishi Materials Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Mishima has collaborated with several professionals in his field, including Hideaki Yoshida and Toshinori Ishii. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
Akihumi Mishima is a distinguished inventor whose work in alloy and probe technologies has made a significant impact. His innovative patents and collaborations reflect his dedication to advancing technology in his field.