Location History:
- Hyogo, JP (1990)
- Kobe, JP (1991 - 1996)
- Kyoto, JP (1987 - 2011)
- Kyotanabe, JP (2001 - 2011)
- Kyontanabe, JP (2011)
- Kamikita-gun, JP (2013 - 2016)
- Tsukuba, JP (2016)
Company Filing History:
20 out of 1,705 
7 out of 698 
1 out of 109 
Years Active: 1987-2016
Title: Innovations of Hideo Yamagishi: Pioneering Light Emitting Devices
Introduction: Hideo Yamagishi, a prominent inventor based in Kyoto, Japan, has made significant contributions to the field of light emitting devices. With a total of 29 patents to his name, Yamagishi is recognized for his innovative methodologies and designs that enhance the efficiency and performance of organic electroluminescent (EL) devices.
Latest Patents: Among Yamagishi's latest patents are groundbreaking inventions focused on improving the manufacturing process and functionality of light emitting devices. One notable patent describes a manufacturing method that improves efficiency by utilizing a mask to create pixel regions on a substrate. This innovative approach involves a precise movement of the mask relative to the openings, allowing for the effective formation of first and second light emitting materials emitting different spectra.
Additionally, Yamagishi has developed a sealing layer for organic EL devices designed to protect them from moisture invasion. This invention features an inorganic sealing layer that ensures the integrity of the organic EL element, complemented by a soft adhesion layer for added flexibility. These advancements represent crucial steps forward in safeguarding and enhancing the performance of light emitting technology.
Career Highlights: Throughout his career, Hideo Yamagishi has made valuable contributions while working with notable companies, including Kaneka Corporation and Kanegafuchi Kagaku Kogyo Kabushiki Kaisha. His experience in these leading organizations has equipped him with the knowledge and expertise necessary to drive innovative solutions in the field of light emitting devices.
Collaborations: Yamagishi has collaborated with esteemed professionals in the industry, including Masataka Kondo and Yoshihisa Tawada. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and innovation, further advancing the development of new technologies.
Conclusion: Hideo Yamagishi's remarkable contributions to the field of light emitting devices are evident through his extensive patent portfolio and successful collaborations. His innovative methodologies continue to push the boundaries of technology, ensuring that future advancements in this field will remain grounded in his foundational work. As technology evolves, the impact of inventors like Yamagishi will undoubtedly shape the future of electronic devices.