This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2005
Title: Hiroshi Asaka: Innovator in Semiconductor Laser Technology
Introduction
Hiroshi Asaka is a prominent inventor based in Hirakata, Japan. He is known for his significant contributions to the field of semiconductor technology. With a focus on innovative designs, Asaka has developed a unique semiconductor laser that showcases his expertise and creativity.
Latest Patents
Asaka holds a patent for a semiconductor laser and the method for manufacturing the same. This invention features a semiconductor laser that includes a first conduction-type cladding layer, an active layer, and a second conduction-type cladding layer formed on a first conduction-type semiconductor substrate. The design incorporates a mesa-type stripe-shaped recessed portion in at least four spots, creating a central ridge portion that serves as a ridge-type current confinement area. Additionally, the lateral ridge portions on both sides of the central ridge are taller and include the second conduction-type cladding layer. An insulation film with a lower refractive index than the second conduction-type cladding layer is strategically placed in stripes on both sides of the central ridge portion, enhancing the overall functionality of the semiconductor laser.
Career Highlights
Hiroshi Asaka is associated with Matsushita Electric Industrial Co., Ltd., where he has made significant strides in semiconductor research and development. His work has contributed to advancements in laser technology, which are crucial for various applications in electronics and telecommunications.
Collaborations
Asaka has collaborated with notable colleagues, including Koji Makita and Hideto Adachi. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Hiroshi Asaka's contributions to semiconductor laser technology exemplify his dedication to innovation and excellence in engineering. His patent reflects a deep understanding of semiconductor design, positioning him as a key figure in the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile