Inventors with similar research interests:
Location History:
- Kokubungi, JP (1987)
- Fuchu, JP (1990 - 1992)
- Kokubunji-shi, Tokyo JP (2004)
- Kawasaki, JP (2003 - 2011)
- Miyazaki, JP (2004 - 2011)
- Kokubunji, JP (1988 - 2013)
- Kanagawa, JP (2011 - 2013)
- Hitachinaka, JP (2014 - 2015)
- Tokyo, JP (2015 - 2021)
Company Filing History:
35 out of 42,496 
23 out of 180 
14 out of 2,874 
Years Active: 1987-2021
Areas of Expertise:
Title: **Yoshimi Kawanami: A Pioneering Innovator in Emitter Technology**
Introduction
Yoshimi Kawanami, a distinguished inventor based in Kokubunji, Japan, has made significant contributions to the field of technology through his extensive work in emitter design and manufacturing. With a remarkable portfolio of 79 patents, he continues to innovate and push the boundaries of modern engineering.
Latest Patents
One of Kawanami's latest patents focuses on a **method of manufacturing an emitter**. This innovative technique enables the crystal structure of the emitter's tip to return to its original state with high reproducibility by rearranging atoms during treatment. The method significantly extends the lifespan of emitters by suppressing voltage increases after treatment. This method involves an electropolishing process combined with electric field-induced gas etching, allowing for greater precision in the emitter's tip shape and function.
Another noteworthy patent is for a **field ionization source, ion beam apparatus, and beam irradiation method**. This invention employs Hion as an ion beam to enhance focusing capabilities, improve beam stability, and minimize surface damage during the observation and machining processes. The Hion is derived from a needle-shaped emitter tip, optimized for performance in a hydrogen gas environment.
Career Highlights
Throughout his career, Yoshimi Kawanami has been associated with prominent companies such as Hitachi, Ltd. and Fujitsu Hitachi Plasma Display Limited. His work within these organizations has not only contributed to their technological advancements but also solidified his reputation as an expert in the field.
Collaborations
Kawanami has collaborated with notable colleagues, including Kaoru Umemura and Satoshi Tomimatsu. These partnerships have fostered an environment of innovation and excellence, leading to breakthroughs in emitter technology and ion beam applications.
Conclusion
Yoshimi Kawanami stands out as a leading inventor whose patents and innovations continue to shape the landscape of technology. His work in advanced emitter manufacturing and ion beam apparatuses highlights the importance of innovative engineering in addressing modern challenges. As he pursues further research and development, the impact of his contributions will undoubtedly resonate across various technological fields.