Location History:
- Yokohama, JP (1992)
- Otsu, JP (1988 - 1993)
- Shiga, JP (2002 - 2005)
- Kawasaki, JP (2005)
Company Filing History:
Years Active: 1988-2005
Title: Innovations of Yoshio Himeshima
Introduction
Yoshio Himeshima is a prominent inventor based in Shiga, Japan. He has made significant contributions to the field of electroluminescent technology, holding a total of 9 patents. His work focuses on developing advanced materials and methods for creating efficient electroluminescent devices.
Latest Patents
One of Himeshima's latest patents is for an electroluminescent element. This invention involves placing a luminescing substance between an anode and a cathode, allowing light to be emitted when electrical energy is applied. The emitted light has a peak wavelength of at least 580 nm, utilizing a fluorescent compound with a maximum at about 540 nm or above, along with a pyrromethene structure or its metal complexes. Another notable patent is for an organic electroluminescent device. This method includes forming first electrodes on a substrate, creating a thin film layer with an emitting layer composed of an organic compound, and applying a patterning technique that allows for highly precise fine patterning under various vapor deposition conditions.
Career Highlights
Yoshio Himeshima is currently employed at Toray Industries, Inc., where he continues to innovate in the field of electroluminescent technology. His work has contributed to advancements in organic electroluminescent devices, enhancing their stability and efficiency.
Collaborations
Himeshima has collaborated with notable coworkers, including Akira Kohama and Tadahiro Uemura. Their combined expertise has fostered a productive environment for innovation and development in their projects.
Conclusion
Yoshio Himeshima's contributions to electroluminescent technology demonstrate his commitment to innovation and excellence in his field. His patents reflect a deep understanding of materials and methods that enhance the performance of electroluminescent 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.