Location History:
- Fujikawaguchiko-machi, JP (2006 - 2019)
- Fujiyoshida, JP (2009 - 2023)
- Yamanashi-ken, JP (2018 - 2023)
Company Filing History:
9 out of 608 
4 out of 2,002 
4 out of 3,079 
Years Active: 2006-2025
Title: Kiyokazu Watanabe: Innovator in Light-Emitting Technologies
Introduction
Kiyokazu Watanabe is a prominent inventor based in Fujikawaguchiko-machi, Japan. He has made significant contributions to the field of light-emitting devices, holding a total of 13 patents. His innovative work has advanced the technology used in various lighting applications.
Latest Patents
Watanabe's latest patents include a light-emitting device and a method of manufacturing the same. This device features a dam member surrounding an LED element, which is composed of a base resin and two types of fillers. The first-particle-size filler, with an average particle size of 1 to 100 μm, constitutes 10 to 50 wt % of the dam member. The second-particle-size filler, averaging 1 to 500 nm, makes up 4 to 15 wt % of the dam member. Additionally, he has developed a backlight device that incorporates a substrate with multiple light-emitting elements, a diffuser plate, and a frame that optimizes light emission.
Career Highlights
Throughout his career, Watanabe has worked with notable companies such as Citizen Electronics Co., Ltd. and Citizen Watch Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to cutting-edge technologies in the lighting industry.
Collaborations
Watanabe has collaborated with talented individuals, including Takuma Horiuchi and Takumi Miyashita. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Kiyokazu Watanabe's contributions to light-emitting technologies have established him as a key figure in the field. His patents reflect a commitment to advancing lighting solutions, and his collaborations further enhance his innovative impact.
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.