Company Filing History:
Years Active: 1998-2007
Title: Shuzo Igarashi: Innovator in Soldering Inspection Technology
Introduction
Shuzo Igarashi is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of soldering inspection technology, holding a total of 3 patents. His work focuses on enhancing the accuracy and efficiency of solder inspection processes, which are critical in the manufacturing of electronic devices.
Latest Patents
One of Igarashi's latest patents is a characteristic amount calculating device for soldering inspection. This device includes a design information inputting section for inputting design information of an inspection object, an inspection standard inputting section for inputting an inspection standard, a solder shape calculating section for calculating shape information of a solder fillet according to the design information, and an inspection image calculating section for calculating an inspection image based on the shape information. Additionally, the device features a characteristic amount calculating section for calculating a characteristic amount from the inspection image, a solder shape defective/nondefective determining section for assessing whether the solder shape is defective or nondefective using the inspection standard, and a characteristic amount outputting section for displaying or outputting the characteristic amount along with the result of the defective/nondefective determination.
Another significant patent is related to a BGA-type semiconductor device that has a soldering bump, which can be easily checked by visual inspection. This innovative package has a bottom surface that faces the wiring board when the semiconductor device is mounted. It includes multiple soldering bumps of different sizes, strategically located so that they are observable from outside the package when mounted on the wiring board.
Career Highlights
Shuzo Igarashi is currently employed at Fujitsu Corporation, where he continues to develop cutting-edge technologies in the field of electronics. His work has been instrumental in improving the reliability and performance of soldering processes in semiconductor manufacturing.
Collaborations
Igarashi has collaborated with several talented individuals in his field, including Yutaka Higashiguchi and Toshio Kumai. These collaborations have fostered innovation and have contributed to the advancement of soldering inspection technologies.
Conclusion
Shuzo Igarashi is a prominent inventor whose work in soldering inspection technology has made a significant impact on the electronics industry. His innovative patents and contributions continue to enhance the quality and reliability of electronic devices.