This inventor holds 5 USPTO granted patents. Top assignees: Ise Electronics Corporation, Mitsubishi Denki Kabushiki Kaisha, Noritake Co., Ltd.. Active years: 1994-2005.
Location History:
- Mie, JP (1994 - 1998)
- Ise, JP (2005)
Company Filing History:
4 out of 19 
2 out of 21,351 
1 out of 204 
Years Active: 1994-2005
Title: Innovations of Yukiharu Seko
Introduction
Yukiharu Seko is a notable inventor based in Mie, Japan. He has made significant contributions to the field of electronics, holding a total of five patents. His work focuses on improving the efficiency and functionality of electronic devices.
Latest Patents
One of his latest patents is an electrode for an electron source, which includes a method for producing the same and an electronic tube utilizing this technology. This invention aims to reduce the thickness of the electron emitting source while enhancing the current distribution percentage. The electronic tube features a substrate with an electron emitting source area and a shield area made from a non-electron emitting material. This design allows for a narrower space between the electron drawing electrode and the electron source electrode, resulting in an increased percentage of anode current in the total current. Another significant patent involves a light-emitting device that incorporates a recessed portion in its rear panel. This device consists of a front panel with fluorescent elements arranged in a matrix and a rear panel with corresponding cathodes that emit thermoelectrons to activate the fluorescent elements.
Career Highlights
Yukiharu Seko has worked with prominent companies such as Ise Electronics Corporation and Mitsubishi Electric Corporation. His experience in these organizations has contributed to his expertise in electronic innovations.
Collaborations
He has collaborated with notable coworkers, including Sashiro Uemura and Kazunori Tatsuda, further enhancing his contributions to the field.
Conclusion
Yukiharu Seko's innovative work in electronics, particularly in the development of electron sources and light-emitting devices, showcases his significant impact on the industry. His patents reflect a commitment to advancing technology and improving electronic device performance.