Location History:
- Chiyoda-ku, JP (2014)
- Tokyo, JP (2004 - 2017)
Company Filing History:
17 out of 15,942 
10 out of 21,351 
Years Active: 2004-2017
Title: Masaharu Nakaji: Innovator in Semiconductor Technology
Introduction
Masaharu Nakaji is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of semiconductor technology. With an impressive portfolio of 27 patents, Nakaji has made strides in developing various innovative solutions that enhance the performance and reliability of semiconductor devices.
Latest Patents
Two of Nakaji's latest patents exemplify his expertise in this domain. The first patent, related to an avalanche photodiode, features a configuration that includes a substrate with a first electrode and a first semiconductor layer. This innovative design leads to a reduction in dark current and enhances long-term reliability through a simplified manufacturing process. Nakaji's distinct approach involves carefully layering the avalanche multiplication layer, light absorption layer, and a larger bandgap second semiconductor layer. This invention not only improves device performance but also simplifies the production process.
The second patent focuses on a semiconductor light-receiving device, which incorporates a carefully arranged set of layers, including a substrate, p-type conductive layer, and a light absorption layer with a smaller bandgap than the incident light. This configuration aims to optimize the avalanche multiplication and enhance the device's effectiveness while minimizing the need for external power sources.
Career Highlights
Throughout his career, Nakaji has worked with leading companies in the semiconductor industry, notably Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His engagement in these esteemed organizations has allowed him to leverage advanced research and development resources, further driving innovation in semiconductor technology.
Collaborations
Throughout his journey, Nakaji has collaborated with distinguished colleagues, including Eitaro Ishimura and Eiji Yagyu. These collaborations have played a crucial role in amplifying his inventions' reach and impact in the semiconductor field.
Conclusion
Masaharu Nakaji stands out as a formidable figure in the semiconductor industry, noted for his innovative solutions and patents that mark significant advancements in technology. His work continues to inspire future developments in semiconductor applications, promising enhanced performance and reliability for various electronic devices.