Location History:
- Yokohama, JP (2016 - 2019)
- Anan, JP (2021)
Company Filing History:
Years Active: 2016-2021
Title: Seiji Nagahara: Innovator in Light Source Technology
Introduction
Seiji Nagahara is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technology, particularly in the development of light source devices. With a total of 8 patents to his name, Nagahara continues to push the boundaries of innovation in his field.
Latest Patents
Nagahara's latest patents include a light source device and an optical engine. The light source device comprises a plurality of laser modules and a beam combiner. Each laser module features a first laser diode that emits a first laser beam and a second laser diode that emits a second laser beam. The beam combiner is designed with a first dichroic mirror region that transmits the first laser beam from the first laser module while reflecting the second laser beam from the second laser module. Additionally, the second dichroic mirror region transmits the second laser beam from the first laser module and reflects the first laser beam from the second laser module. Another innovative light source device includes a substrate and multiple laser light sources. Each laser light source consists of a submount mounted on the substrate and a semiconductor laser element mounted on the submount. These laser light sources are arranged independently on the substrate, with adjacent sources emitting light of the same wavelength band but differing in thermal resistance at the interface between the semiconductor laser element and the substrate.
Career Highlights
Seiji Nagahara is currently employed at Nichia Corporation, a leading company in the field of optoelectronics. His work at Nichia has allowed him to develop cutting-edge technologies that enhance the performance and efficiency of light sources.
Collaborations
Throughout his career, Nagahara has collaborated with notable colleagues, including Eiichiro Okahisa and Takashi Sasamuro. These collaborations have contributed to the advancement of innovative technologies in the optical field.
Conclusion
Seiji Nagahara's contributions to light source technology exemplify his dedication to innovation and excellence. His patents and work at Nichia Corporation highlight his role as a key figure in the advancement of optical devices.
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.