Location History:
- Tsukuba, JP (2000 - 2004)
- Tsukuba-shi, Ibaraki, JP (2004)
Company Filing History:
1 out of 172 
1 out of 31 
1 out of 832,891 Years Active: 2000-2004
Title: The Innovative Contributions of Koji Kajimura
Introduction
Koji Kajimura is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of semiconductor technology, particularly through his innovative work with diamond semiconductors. With a total of three patents to his name, Kajimura's inventions are paving the way for advancements in electronic devices.
Latest Patents
Kajimura's latest patents include a diamond semiconductor and a diamond semiconductor light-emitting device that utilizes the semiconductor. This diamond semiconductor exhibits an exciton light-emission intensity characteristic that varies nonlinearly. Another significant patent is for a diamond pn junction diode and the method for its fabrication. This invention includes a p-type diamond thin-film layer formed on a substrate and an n-type diamond thin-film layer created by forming a high-quality undoped diamond thin-film layer on the p-type layer and ion-implanting an impurity. Alternatively, it can also include an n-type diamond thin-film layer formed on a substrate with a p-type layer created in a similar manner. The method of fabricating this diamond pn junction diode involves several steps, ensuring high-quality production of the semiconductor layers.
Career Highlights
Throughout his career, Koji Kajimura has worked with the Agency of Industrial Science and Technology, which is part of the Ministry of International Trade and Industry. His work in this agency has allowed him to contribute to various projects and research initiatives focused on advancing semiconductor technology.
Collaborations
Kajimura has collaborated with notable colleagues, including Daisuke Takeuchi and Hideyo Okushi. Their combined expertise has further enhanced the development of innovative semiconductor solutions.
Conclusion
Koji Kajimura's contributions to the field of diamond semiconductors are noteworthy and demonstrate his commitment to innovation. His patents reflect a deep understanding of semiconductor technology and its potential applications. As he continues to work in this field, his inventions are likely to have a lasting impact on the industry.