This inventor holds 2 USPTO granted patents. Top assignees: Matsushita Electric Works, Ltd., Panasonic Electric Works Co., Ltd.. Active years: 2004-2011.
Company Filing History:
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1 out of 394 
Years Active: 2004-2011
Title: Ken'ichiro Tanaka: Innovator in Semiconductor Technology
Introduction
Ken'ichiro Tanaka is a notable inventor based in Neyagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on enhancing light-emitting devices and their manufacturing processes.
Latest Patents
Tanaka's latest patents include a semiconductor light-emitting device and its manufacturing method. This invention realizes high light extraction efficiency and low manufacturing costs through a batch process using surface-mount technology. The light-emitting device comprises p-type and n-type nitride semiconductor layers, semiconductor-surface-electrodes, and an insulating layer that holds the semiconductor layers. The manufacturing process involves depositing the semiconductor layers and electrodes on a transparent crystal substrate, forming the insulating layer and mount-surface-electrodes, and finally separating the substrate to obtain the light-emitting device. This design allows for efficient light extraction directly from the semiconductor layers.
Another significant patent is for a light-beam deflecting device with a photonic crystal. This compact device can deflect an incident light beam at a controlled angle, producing a transmitted light beam with a desired direction. It includes a photonic crystal designed with a specific photonic band gap wavelength and a deflection controller that applies energy to achieve the desired deflection.
Career Highlights
Throughout his career, Tanaka has worked with prominent companies such as Panasonic Electric Works Co., Ltd. and Matsushita Electric Works, Ltd. His experience in these organizations has contributed to his expertise in semiconductor technologies.
Collaborations
Tanaka has collaborated with notable coworkers, including Yasufumi Masaki and Katsumi Yoshino. Their joint efforts have further advanced the innovations in the field of semiconductor devices.
Conclusion
Ken'ichiro Tanaka's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the development of efficient light-emitting devices and photonic technologies.