Company Filing History:
2 out of 7,524 
1 out of 2,467 
Years Active: 2009-2012
Title: Hiroaki Nanba: Innovator in Semiconductor Manufacturing
Introduction
Hiroaki Nanba is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor manufacturing, holding three patents that showcase his expertise and innovative spirit.
Latest Patents
Among his latest patents is a method of manufacturing semiconductor devices, specifically focusing on a post-CMP cleaning process of a copper layer. This process involves sequentially bringing an alkaline aqueous solution, a polycarboxylic acid, BTA, and another alkaline aqueous solution into contact with the primary surface of a silicon substrate that has a copper layer applied.
Career Highlights
Hiroaki has worked with prominent companies in the electronics sector, including Renesas Electronics Corporation and NEC Electronics Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in semiconductor technology.
Collaborations
Hiroaki has collaborated with esteemed colleagues such as Toshiyuki Takewaki and Manabu Iguchi, further enhancing his work in the semiconductor field.
Conclusion
Hiroaki Nanba's contributions to semiconductor manufacturing through his innovative patents and collaborations highlight his importance in the industry. His work continues to influence advancements in technology and manufacturing processes.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.