Location History:
- Hirakata, JP (1986 - 1987)
- Neyagawa, JP (1987 - 2008)
Company Filing History:
Years Active: 1986-2008
Title: Hisao Haku: Innovator in Organic Electroluminescent Technology
Introduction
Hisao Haku is a prominent inventor based in Neyagawa, Japan, known for his significant contributions to the field of organic electroluminescent devices. With a total of 11 patents to his name, Haku has made remarkable advancements in display technology that have implications for various applications.
Latest Patents
One of Hisao Haku's latest patents is for an organic electroluminescent device that features a high pH adhesive layer. This innovative design includes a plurality of organic EL elements formed on a substrate, where the electron injection electrode has a stacked layer structure of a metal thin film and a metal oxide film. A sealing agent surrounds the organic EL elements, ensuring durability and performance. Another notable patent involves the fabrication of a large-sized organic EL display unit, which is created by bonding four small display panels together. This method ensures that the junctions between the panels are inconspicuous, enhancing the overall visual quality of the display.
Career Highlights
Hisao Haku has built a successful career at Sanyo Electric Co., Ltd., where he has been instrumental in developing cutting-edge technologies in the realm of organic electroluminescence. His work has not only advanced the technical capabilities of display units but has also contributed to the broader field of electronic devices.
Collaborations
Throughout his career, Haku has collaborated with notable colleagues, including Kazuyuki Goto and Takeo Fukatsu. These partnerships have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.
Conclusion
Hisao Haku's contributions to organic electroluminescent technology have positioned him as a key figure in the field. His innovative patents and collaborative efforts continue to influence the future of display technology.
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.