Location History:
- Yokohama, JP (1994 - 1996)
- Kitakyushu, JP (1998 - 2001)
Company Filing History:
Years Active: 1994-2001
Title: Inventor Hiroshi Nagasawa: Innovating Optical Semiconductors
Introduction
Hiroshi Nagasawa, an accomplished inventor based in Kitakyushu, Japan, has made significant contributions to the field of optical semiconductors. With a portfolio that includes four patents, Nagasawa has demonstrated a commitment to advancing technology in this dynamic industry.
Latest Patents
Nagasawa's latest inventions include a groundbreaking semiconductor light emitting device and its manufacturing method. This innovative device comprises a semiconductor light emitting element and a resin stem featuring a recess and a projection made from a light-transmissive thermosetting resin. The design ensures that the projection enhances light emission as it serves as a lens, bonded securely to the resin stem for optimal performance.
Additionally, Nagasawa developed a method for manufacturing a surface-mounted optical semiconductor. This process involves precisely mounting light-emitting elements onto insulating plates, followed by the application of a sealing mold to form a projected lens. The technique, utilizing liquid epoxy resin, not only enables the creation of large-diameter lenses rapidly but also enhances luminance while maintaining quality and lowering production costs.
Career Highlights
Hiroshi Nagasawa is a key innovator at Kabushiki Kaisha Toshiba, where he has been instrumental in developing advanced semiconductor technologies. His work reflects a deep understanding of materials and manufacturing processes, positioning him as a leader in the optical semiconductor industry.
Collaborations
Throughout his career, Nagasawa has collaborated with notable colleagues, including Satoshi Komoto and Hitoshi Kawasaki. Their combined expertise has undoubtedly contributed to the successful development of innovative optical devices and advanced manufacturing methods.
Conclusion
Hiroshi Nagasawa continues to push the boundaries of optical semiconductor technology. His recent patents signify not only his dedication to innovation but also the potential for significant advancements in various applications. As the industry evolves, Nagasawa's work will undoubtedly play a crucial role in shaping the future of optical semiconductors.