This inventor holds 2 USPTO granted patents. Top assignees: Shinko Electric Industries Co., Ltd., Nichia Corporation. Active years: 2022-2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Nagano, JP (2022)
- Kita-ku, JP (2023)
Company Filing History:

Years Active: 2022-2023
Title: Ryota Mitsui: Innovator in Semiconductor Technology
Introduction
Ryota Mitsui is a prominent inventor based in Nagano, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on innovative packaging solutions for laser diodes and semiconductor devices.
Latest Patents
Mitsui's latest patents include a package for light-emitting devices and a stem for semiconductor packages. The package for at least one laser diode features leads that are electrically connected to the diode, a base with a mounting surface, and a lateral wall that surrounds the diode. This design includes first through-holes and a light-transmissive part to allow the laser beam to pass through. The leads are made of copper and are disposed through the first and second through-holes. The stem for a semiconductor package consists of an eyelet with a through-hole, a metal base bonded to the eyelet, and a metal block that supports a semiconductor device. The design ensures high thermal conductivity, which is essential for efficient device performance.
Career Highlights
Throughout his career, Ryota Mitsui has worked with notable companies such as Shinko Electric Industries Co., Ltd. and Nichia Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.
Collaborations
Mitsui has collaborated with talented individuals in the field, including Wataru Katayama and Masaki Omori. These partnerships have contributed to the advancement of his projects and the successful development of his patents.
Conclusion
Ryota Mitsui is a key figure in the semiconductor industry, known for his innovative patents and contributions to technology. His work continues to influence the development of efficient and effective semiconductor devices.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile