Location History:
- Moriguchi, JP (1994)
- Machida, JP (2002 - 2004)
- Kanagawa, JP (2003 - 2004)
- Tokyo, JP (1999 - 2005)
- Kawasaki, JP (2003 - 2009)
Company Filing History:
14 out of 27,375 
1 out of 1,710 
1 out of 21 
Years Active: 1994-2009
Title: **The Innovative Contributions of Takehito Yoshida**
Introduction
Takehito Yoshida is a notable inventor based in Kawasaki, Japan, known for his significant contributions to the field of optoelectronics. With an impressive portfolio consisting of 18 patents, he has made substantial advancements in light-emitting devices and quantum dot functional structures. His innovative work seeks to enhance optical technology through unique material compositions and fabrication methods.
Latest Patents
Among Takehito Yoshida's recent patents are two groundbreaking inventions:
1. **Light-emitting device and optical integrated device** - This patent involves a novel approach to fabricating a monochromic and highly coherent light source. Instead of using single crystalline bulk semiconductor materials, Yoshida's method incorporates two different kinds of transparent substances alternately stacked to create a periodic structure of half the intended wavelength. The design allows for control of the center wavelength of light emission, the width of the wavelength distribution, and coherence by simply adjusting the geometrical parameters of the device without altering the material.
2. **Method and apparatus for fabricating quantum dot functional structure, quantum dot functional structure, and optically functioning device** - This patent details a process for creating a quantum dot functional structure with ultra-fine particles uniformly distributed in a transparent medium. The invention includes an apparatus for generating high-purity ultra-fine particles through pulsed laser excitation in a low-pressure atmosphere. This structure enhances the precision and effectiveness of optically functioning devices, significantly pushing the boundaries of current technology.
Career Highlights
Throughout his career, Takehito Yoshida has worked with prominent companies, including Matsushita Electric Industrial Co., Ltd., where he refined his expertise in semiconductor technology and optical devices. His innovations have been pivotal in advancing the field of optoelectronics, ensuring he remains a respected figure among his peers.
Collaborations
Yoshida has collaborated with talented professionals in his field, including Yuka Yamada and Toshiharu Makino. Their collaborative efforts have further bolstered advancements in light-emitting devices and quantum technologies, showcasing the importance of teamwork in driving innovation.
Conclusion
Takehito Yoshida's contributions to the field of optoelectronics underscore his status as a leading inventor. Through his dedicated research and innovative patents, he continues to shape the future of light-emitting devices and quantum dot technologies, inspiring the next generation of inventors and researchers in the industry. His work exemplifies the immense potential that innovative minds bring to technology, paving the way for advancements that can fundamentally change how we interact with light and optoelectronic 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.