Location History:
- Tenri, JP (2004)
- Nara, JP (2003 - 2006)
- Nara-Ken, JP (2006)
- Kyoto, JP (2009 - 2010)
- Osaka, JP (2012 - 2014)
Company Filing History:
Years Active: 2003-2014
Title: Innovations of Shuichi Hirukawa: A Pioneer in Light Emitting Devices
Introduction
Shuichi Hirukawa is a prominent inventor based in Kyoto, Japan, known for his groundbreaking advancements in the field of semiconductor technology. With a remarkable portfolio that includes 11 patents, Hirukawa has significantly contributed to the development of nitride semiconductor devices, which are essential in various applications, including light-emitting technology.
Latest Patents
Among his latest innovations, Hirukawa has patented a "Nitride semiconductor ultraviolet light-emitting device." This device features a structure comprising at least one first conductivity-type nitride semiconductor layer, a nitride semiconductor emission layer, and at least one second conductivity-type nitride semiconductor layer, topped with a transparent conductive film of crystallized MgZnO. This design allows the device to transmit 75% or more of the light emitted from the emission layer, showcasing his commitment to enhancing efficiency in light emissions.
Another notable invention by Hirukawa is a "Light emitting device," which integrates a light-emitting element with a cap that seals the element while facilitating light extraction. The cap includes a base section designed with a hole for light emission and a glass section that overlays this hole. By incorporating a light conversion structural section outside the glass, Hirukawa's design not only improves functionality but also reduces manufacturing costs by minimizing yield reduction.
Career Highlights
Hirukawa plays a pivotal role at Sharp Kabushiki Kaisha Corporation, a renowned company in the technology sector. His work there emphasizes partnerships with colleagues, as they collectively strive for innovation in semiconductor technology.
Collaborations
Throughout his career, Hirukawa has collaborated with esteemed co-inventors, including Katsuhiko Kishimoto and Hidenori Kawanishi. Their joint contributions highlight the importance of teamwork in the pursuit of scientific advancements, particularly in the evolving field of light-emitting devices.
Conclusion
Shuichi Hirukawa's contributions to the field of semiconductor technology through his patents underline his innovative spirit and dedication to enhancing light-emitting solutions. His work not only pushes the boundaries of what is possible in the realm of electronics but also reflects the collaborative efforts that lead to significant technological progress. With a solid foundation in research and development, Hirukawa remains an influential figure in shaping the future of light-emitting devices.