Location History:
- Mobara, JP (1998 - 2002)
- Chiba-ken, JP (2002)
- Chiba, JP (2006)
- Chikura, JP (2002 - 2010)
- Minamiboso, JP (2011)
Company Filing History:
8 out of 42,485 
5 out of 1,207 
4 out of 217 
Years Active: 1998-2011
Title: Norikazu Uchiyama: Innovator in Lighting Technology
Introduction
Norikazu Uchiyama is a prominent inventor based in Chikura, Japan. He has made significant contributions to the field of lighting technology, holding a total of 18 patents. His innovative work focuses on enhancing the efficiency and durability of lighting devices, particularly cold cathode fluorescent lamps and organic electroluminescent (EL) devices.
Latest Patents
One of Uchiyama's latest patents is for a cold cathode fluorescent lamp that features a phosphor layer formed of phosphor particles and a bonding agent including boron oxide. This design is aimed at preventing the peeling-off of the phosphor layer during the bending of the light-transmitting glass tube while maintaining an optimal optical flux. The lamp includes a light-transmitting glass tube, mercury, and a rare gas, with cold cathodes arranged at both ends. The phosphor particles are coated with a bonding agent made of aluminum oxide and boron oxide, ensuring their protection and enhancing the lamp's performance.
Another notable patent involves a method of driving organic EL devices and display devices. This invention allows for efficient charge discharging without compromising the light-emitting efficiency of the organic EL device. The design includes a glass transparent substrate with multiple layers, including a transparent electrode and a light-emitting layer. The innovative driving method utilizes various waveforms to optimize performance, resulting in a device that exhibits superior light-emitting efficiency compared to conventional models.
Career Highlights
Uchiyama has worked with notable companies such as Hitachi, Ltd. and Hitachi Displays, Ltd. His experience in these organizations has contributed to his expertise in developing advanced lighting technologies.
Collaborations
Throughout his career, Uchiyama has collaborated with esteemed colleagues, including Masahiro Nishizawa and Toshio Tojo. Their combined efforts have led to significant advancements in the field of lighting technology.
Conclusion
Norikazu Uchiyama's innovative contributions to lighting technology have established him as a key figure in the industry. His patents reflect a commitment to improving efficiency and performance in lighting devices, making a lasting impact on the field.
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.