This inventor holds 6 USPTO granted patents. Top assignees: Mitsubishi Electric Corporation, Mitsubishi Denki Kabushiki Kaisha, Renesas Technology Corp.. Active years: 2004-2013.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hyogo, JP (2006)
- Chiyoda-ku, JP (2011)
- Tokyo, JP (2004 - 2013)
Company Filing History:



Years Active: 2004-2013
Title: Tomoyuki Irizumi: Innovator in Semiconductor Technology
Introduction
Tomoyuki Irizumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 6 patents. His work focuses on advancements in thin film transistors and methods for manufacturing semiconductor films.
Latest Patents
Irizumi's latest patents include a thin film transistor that features a semiconductor layer incorporating a microcrystalline semiconductor layer. This innovative design includes a gate electrode formed on a substrate, a gate insulating film that covers the gate electrode, and a semiconductor layer positioned opposite the gate electrode. The microcrystalline semiconductor layer contains oxygen at a higher concentration than nitrogen, which is diffused from the nitride film. Another notable patent is a method for manufacturing a semiconductor thin film on a translucent substrate. This method involves depositing an insulating film and an amorphous silicon film, followed by laser irradiation to form a polycrystalline silicon film with specific crystal grain boundaries.
Career Highlights
Throughout his career, Tomoyuki Irizumi has worked with leading companies in the technology sector, including Mitsubishi Electric Corporation and Renesas Technology Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.
Collaborations
Irizumi has collaborated with notable colleagues such as Kazushi Yamayoshi and Koji Oda. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Tomoyuki Irizumi is a distinguished inventor whose work in semiconductor technology has led to several important patents. His contributions continue to influence the field and pave the way for future innovations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile