Location History:
- Chiyoda-ku, JP (2003 - 2004)
- Tokyo, JP (2003 - 2024)
Company Filing History:
Years Active: 2003-2024
Title: Etsuji Katayama: Innovator in Semiconductor Technology
Introduction
Etsuji Katayama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 16 patents. His work focuses on enhancing optical devices and laser modules, which are crucial for various applications in modern technology.
Latest Patents
One of Katayama's latest innovations is a semiconductor laser module designed to increase the output of optical fiber lasers. This module features a mounted-base member with multiple semiconductor laser elements, a lens for collimating laser light, and a condensing lens that optimizes the laser light for optical coupling with an optical fiber. Additionally, it includes an aperture that restricts light in the slow axis direction of the laser light, enhancing its efficiency.
Another notable patent is an optical device that consists of a base extending in a specific direction, an optical module with a head and neck, and a substrate attached to the base. This device incorporates a pressing member that ensures the head is securely pressed against the base, improving its functionality and reliability.
Career Highlights
Etsuji Katayama is currently employed at Furukawa Electric Co., Ltd., a company known for its advancements in electrical and optical technologies. His role at the company allows him to further develop his innovative ideas and contribute to the industry.
Collaborations
Throughout his career, Katayama has collaborated with talented individuals such as Yuta Ishige and Jun Miyokawa. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Etsuji Katayama is a distinguished inventor whose work in semiconductor technology has led to significant advancements in optical devices and laser modules. His contributions continue to shape the future of technology, making him a key figure in the field.
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.