Location History:
- Nara, JP (2006)
- Nara-shi, Nara, JP (2009)
- Narashi, JP (2010 - 2012)
Company Filing History:
4 out of 25,550 
1 out of 832,843 Years Active: 2006-2012
Title: Masafumi Harada: Innovator in Light-Emitting Technology
Introduction
Masafumi Harada is a notable inventor based in Narashi, Japan. He has made significant contributions to the field of light-emitting technology, holding a total of 4 patents. His work focuses on creating efficient and environmentally friendly light-emitting apparatuses.
Latest Patents
Harada's latest patents include a light-emitting apparatus that features a light source emitting primary light and a phosphor that absorbs this light to emit secondary light. This innovative design offers high brightness, low power consumption, and a long lifespan while minimizing environmental impact. The phosphor is composed of a III-V group semiconductor in the form of fine-particle crystals, each with a volume of 2,800 nm or less. The emitted light's characteristics depend on the volume of these fine-particle crystals, allowing for a predetermined volume distribution to adjust the wavelength range of the secondary light.
Career Highlights
Throughout his career, Masafumi Harada has worked with prominent companies, including Sharp Kabushiki Kaisha Corporation. His expertise in light-emitting technology has positioned him as a key figure in the industry.
Collaborations
Harada has collaborated with notable coworkers such as Tatsuya Morioka and Yoichi Kawakami, contributing to advancements in light-emitting technologies.
Conclusion
Masafumi Harada's innovative work in light-emitting technology showcases his commitment to creating efficient and sustainable solutions. His patents reflect a deep understanding of semiconductor materials and their applications in modern lighting.