Location History:
- Hyogo-ken, JP (2003)
- Asago, JP (2009)
- Hyogo, JP (2009 - 2015)
- Himeji, JP (2001 - 2019)
Company Filing History:
20 out of 49 
2 out of 265 
1 out of 31 
Years Active: 2001-2019
Title: Atsuji Nakagawa: Innovator in Light Emitting Devices
Introduction: Atsuji Nakagawa, a prominent inventor based in Himeji, Japan, has made significant contributions to the field of light emitting devices. With a commendable portfolio of 22 patents to his name, Nakagawa has focused on innovations that enhance lighting technology, providing practical solutions that improve efficiency and quality in illumination.
Latest Patents: Among Nakagawa's notable patents is his innovative design for a light emitting device and LED light bulb. This invention comprises a first white light source made up of multiple white light emitting diodes (LEDs) alongside a second white light source that also consists of additional LEDs and a resistance element. The configuration allows for a parallel connection with the first light source, resulting in a mixed white light emission that combines both light sources. One of the key features of this invention is that the drive voltage for the first white light source is higher than that of the second, leading to a higher color temperature and total luminous flux of the mixed white light, thereby enhancing overall lighting performance.
Career Highlights: Nakagawa has garnered valuable experience working with esteemed companies such as Phoenix Electric Co., Ltd. and Toshiba Materials Co., Ltd. Throughout his career, he has driven innovation through his unique understanding of lighting technologies and his ability to translate complex concepts into practical applications. His dedication to improving energy efficiency and light quality has been a fundamental aspect of his work.
Collaborations: During his professional journey, Nakagawa has collaborated with talented co-workers like Toshitaka Fujii and Tomihiko Ikeda. These partnerships have played a vital role in advancing his projects and furthering innovations within the field of light emitting devices.
Conclusion: Atsuji Nakagawa's commitment to innovation in lighting technology exemplifies the impact that dedicated inventors can have on society. His recent patents, educational background, and collaborative efforts underline his role as a crucial figure in the pursuit of enhanced lighting solutions. As technology continues to evolve, Nakagawa's contributions will undoubtedly pave the way for future advancements in the industry.
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.