This inventor holds 3 USPTO granted patents. Top assignee: Renesas Electronics Corporation. Active years: 2011-2014.
Location History:
- Tokyo, JP (2011)
- Kanagawa, JP (2011 - 2014)
Company Filing History:
Years Active: 2011-2014
Title: Innovations of Tota Maitani in Semiconductor Technology
Introduction
Tota Maitani is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on improving manufacturing methods for semiconductor devices, which are crucial for modern electronics.
Latest Patents
Maitani's latest patents include a manufacturing method of semiconductor devices and a semiconductor integrated device with an inverting plating cup. The first patent describes a process where a rewiring is formed by creating a Cu seed layer of copper over an opening and insulating films. This method involves several steps, including forming a photoresist film, plating-growth of copper, and passivation processing on the Ni film. These innovations aim to reduce the thickness of the Ni film and minimize substrate distortion.
The second patent addresses the bump plating step required for forming gold bump electrodes in semiconductor products like LCD drivers. This invention prevents abnormal growth of projections on the bump electrode by circulating and stirring the plating solution before the gold bump plating step. This process enhances the efficiency and quality of semiconductor manufacturing.
Career Highlights
Tota Maitani is currently employed at Renesas Electronics Corporation, where he continues to develop innovative solutions in semiconductor technology. His expertise and dedication to improving manufacturing processes have made him a valuable asset to the company.
Collaborations
Maitani collaborates with talented coworkers, including Taku Kanaoka and Yutaro Ebata. Their combined efforts contribute to the advancement of semiconductor technologies and the success of their projects.
Conclusion
Tota Maitani's contributions to semiconductor technology through his patents and work at Renesas Electronics Corporation highlight his role as an influential inventor in the field. His innovative methods are paving the way for advancements in electronic manufacturing.