Location History:
- Tsukuba, JP (1993 - 1995)
- Kukizaki-machi, JP (1998)
- Osaka, JP (1996 - 2006)
Company Filing History:
18 out of 1,156 
1 out of 25,530 
Years Active: 1993-2006
Title: Innovations of Yukihisa Kusuda
Introduction
Yukihisa Kusuda is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of optical technology, holding a total of 18 patents. His work focuses on advancements in photodetectors and light-emitting devices, showcasing his expertise and innovative spirit.
Latest Patents
Among his latest patents is a photodetector array and optical branching filter that utilizes the array. This invention provides a light demultiplexer capable of distinctly separating signals and noise in each channel. The design features a light-receiving element array that receives light beams demultiplexed by wavelength from a wavelength multiplexed light beam, arranged in a straight line. The array includes multiple light-receiving elements for monitoring signals and noises, which are alternately arranged to enhance performance. Another notable patent is for an edge-emitting thyristor that boasts improved external luminous efficiency. This self-scanning light-emitting device array incorporates the edge-emitting thyristor, which is designed to concentrate current injection near the edge of the device, thereby enhancing its luminous efficiency.
Career Highlights
Yukihisa Kusuda has worked with several notable companies throughout his career, including Nippon Sheet Glass Company, Limited and Sharp Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of optical technologies.
Collaborations
Throughout his career, Kusuda has collaborated with esteemed colleagues such as Seiji Ohno and Shunsuke Ohtsuka. These partnerships have fostered a creative environment that has led to groundbreaking inventions in the field.
Conclusion
Yukihisa Kusuda's contributions to optical technology through his numerous patents and collaborations highlight his status as a leading inventor in the industry. His innovative work continues to influence advancements in photodetection and light-emitting 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.