Location History:
- Niihari, JP (1989)
- Tsukuba, JP (1993 - 2002)
Company Filing History:
6 out of 218 
4 out of 1,037 
2 out of 30 
Years Active: 1989-2002
Title: Junji Itoh: Innovator in Field Emission Cathodes
Introduction
Junji Itoh is a prominent inventor based in Tsukuba, Japan, known for his significant contributions to the field of field emission technology. With a total of 15 patents to his name, Itoh has made remarkable advancements that enhance the efficiency and functionality of electronic devices.
Latest Patents
One of Itoh's latest patents is the "Reduced Voltage Field Emission Cathode and Method for Manufacturing Same." This invention describes a field emission cathode capable of emitting electrons under low voltage conditions. The design includes lead-out electrodes formed on an insulating layer, with openings at the lamination between the insulating layer and each lead-out electrode. Emitters are arranged in these openings, and the insulating layer features a photoresist layer modified by heating. This modification provides electrical conductivity and stable electron emitting characteristics under low voltage. Another notable patent is the "Field Emission Cathode," which ensures uniform electron emission from each emitter and prevents line defects even when a gate electrode is short-circuited with an emitter. The movement of electrons is controlled by applying a positive voltage to the current control electrode, allowing for precise current management.
Career Highlights
Throughout his career, Junji Itoh has worked with notable organizations, including Futaba Denshi Kogyo K.K. and the Agency of Industrial Science and Technology. His work in these institutions has significantly contributed to the advancement of electronic technologies.
Collaborations
Itoh has collaborated with esteemed colleagues such as Seigo Kanemaru and Shigeo Itoh, further enhancing the innovative efforts in his field.
Conclusion
Junji Itoh's contributions to the field of field emission technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of electronic systems and a commitment to advancing technology for future applications.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.