Location History:
- Hachioji, JP (2001 - 2010)
- Tokyo, JP (1991 - 2012)
Company Filing History:
Years Active: 1991-2012
Title: The Innovative Journey of Masumi Koizumi
Introduction
Masumi Koizumi is a prominent inventor based in Tokyo, Japan, renowned for his significant contributions to the field of semiconductor technology. With an impressive portfolio of 15 patents, Koizumi has carved a niche for himself in the intricate world of electronic innovations and has been pivotal in advancing the functionality and efficiency of electronic devices.
Latest Patents
Among his latest patents, two noteworthy inventions stand out. The first is a composite semiconductor device, which features a semiconductor wafer with multiple device-forming areas interspersed with dicing areas. This innovative device is produced by dicing the semiconductor wafer, with an assembly that includes a semiconductor substrate and several wiring layers that consist of conductive films. Each connecting portion is strategically placed on the device-forming area side, enhancing the overall efficiency of the device.
The second patent describes an advanced LED array, which comprises a semiconductor substrate integrated with several first LED portions that emit light of a specific color. Complementing this, the array contains second LED portions affixed to the substrate, emitting light of a different color. The design ensures that the active layers of both LED portions are aligned at the same height, promoting uniformity and improving image quality in applications like image recording apparatus.
Career Highlights
Koizumi's career includes significant tenure at notable companies such as Oki Electric Industry Co., Ltd. and Oki Data Corporation. His work at these institutions has been instrumental in driving forward innovations in semiconductor technology and electronic devices.
Collaborations
Throughout his career, Masumi Koizumi has collaborated with esteemed colleagues such as Masaharu Nobori and Masumi Taninaka. Their joint efforts have contributed to various developments in the semiconductor field, further enriching the landscape of technology.
Conclusion
Masumi Koizumi's innovative spirit and commitment to advancing semiconductor technology position him as a key figure in the world of inventions. With a solid foundation of patents and a track record of collaboration, he continues to inspire future generations of inventors and technologists in Tokyo and beyond.