This inventor holds 5 USPTO granted patents. Top assignee: Mitsui Minings & Melting Co., Ltd.. Active years: 2003-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Omuta, JP (2009)
- Fukuoka, JP (2010)
- Ageo, JP (2003 - 2011)
- Toda, JP (2012)
Company Filing History:
Years Active: 2003-2012
Title: Takashi Kubota: Innovator in Organic EL Device Technology
Introduction
Takashi Kubota is a prominent inventor based in Ageo, Japan. He has made significant contributions to the field of organic electroluminescent (EL) devices, holding a total of 5 patents. His work focuses on enhancing the performance and longevity of these devices through innovative materials and structures.
Latest Patents
One of Takashi Kubota's latest patents is an anode structure for use in organic EL devices. This invention features a laminated structure that includes an anode layer made from materials such as aluminum, aluminum alloys, silver, and silver alloys. A buffer layer made of electrically conductive amorphous carbon is directly provided on the anode layer, which has a hydrogen concentration of 15 at. % or less. This design improves alkali resistance and extends the lifetime of organic EL devices while ensuring a high work function suitable for high-luminance, high-power-efficient applications.
Another notable patent involves an Al-Ni-B alloy material for reflective films in reflection-type display devices. This Al-based alloy material exhibits excellent reflective characteristics and can be directly bonded to transparent electrode layers like ITO and IZO. The alloy comprises aluminum containing nickel and boron, with specific content ranges for optimal performance.
Career Highlights
Takashi Kubota is currently employed at Mitsui Mining & Smelting Co., Ltd., where he continues to develop innovative technologies in the field of organic EL devices. His expertise and dedication to research have positioned him as a key figure in advancing this technology.
Collaborations
Throughout his career, Takashi has collaborated with notable colleagues, including Yoshinori Matsuura and Hironari Urabe. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Takashi Kubota's contributions to the field of organic EL devices through his patents and collaborative efforts highlight his role as a leading inventor. His work not only enhances the performance of these devices but also paves the way for future advancements in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile