Company Filing History:
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Years Active: 2014-2022
Title: Kazuhiro Oikawa: Innovator in Organic Electroluminescent Technology
Introduction
Kazuhiro Oikawa is a prominent inventor based in Hachioji, Japan. He has made significant contributions to the field of organic electroluminescent elements, holding a total of 4 patents. His work focuses on enhancing the efficiency and longevity of organic light-emitting devices.
Latest Patents
One of Oikawa's latest patents is for an organic electroluminescent element that boasts high efficiency, a long lifetime, and bending resistance. This innovative element includes a light-emitting layer and an electron transport layer situated between a positive and a negative electrode. The host compound in the light-emitting layer has an ionization potential that is deeper than that of the light-emitting dopant by at least 0.3 eV. Additionally, at least one organic compound in the electron transport layer has a molecular dipole moment of 6.0 debye or more.
Another notable patent is for an organic thin-film laminate and organic electroluminescence element. This invention aims to provide a laminate that can maintain functionality even when an intermediate layer is formed using a wet method. The laminate features one or more organic functional layers, with a first light-emitting layer that is soluble in a polar solvent, while being insoluble in a fluorinated solvent. It also includes a second light-emitting layer and one or more intermediate layers made from a non-curable material.
Career Highlights
Throughout his career, Kazuhiro Oikawa has worked with notable companies such as Konica Minolta, Inc. and Merck Patent GmbH. His experience in these organizations has allowed him to refine his expertise in organic materials and electroluminescent technologies.
Collaborations
Oikawa has collaborated with several talented individuals in his field, including Hideo Taka and Dai Ikemizu. These partnerships have contributed to the advancement of his innovative projects and patents.
Conclusion
Kazuhiro Oikawa is a distinguished inventor whose work in organic electroluminescent technology has led to significant advancements in the field. His patents reflect a commitment to improving the efficiency and durability of organic light-emitting devices.