Company Filing History:
9 out of 1,641 
1 out of 2,630 
Years Active: 2006-2013
Title: Innovations by Keiichi Hatakeyama
Introduction
Keiichi Hatakeyama is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of nine patents. His work focuses on developing advanced materials and methods that enhance the efficiency and yield of semiconductor manufacturing.
Latest Patents
Among his latest patents is an innovative adhesive film for semiconductors. This film can be attached to a semiconductor wafer at low temperatures, allowing for the production of semiconductor chips with high yield while minimizing the generation of chip cracks and burrs. The adhesive film comprises a polyimide resin created through a reaction between a specific tetracarboxylic dianhydride and a siloxanediamine. This unique composition enables the film to be attached to a semiconductor wafer at temperatures of 100°C or below. Additionally, he has developed a method for manufacturing semiconductor chips that involves preparing a laminated body with a semiconductor wafer, adhesive film, and dicing tape. This method ensures that multiple semiconductor chips can be separated efficiently while maintaining the integrity of the adhesive film.
Career Highlights
Keiichi Hatakeyama has worked with notable companies in the semiconductor industry, including Hitachi Chemical Company, Ltd. and The Furukawa Electric Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor materials and manufacturing processes.
Collaborations
Throughout his career, Keiichi has collaborated with talented individuals such as Yuuki Nakamura and Takayuki Matsuzaki. These collaborations have further enriched his work and led to advancements in semiconductor technology.
Conclusion
Keiichi Hatakeyama's innovative contributions to semiconductor technology demonstrate his commitment to enhancing manufacturing processes and materials. His patents reflect a deep understanding of the challenges in the industry and provide solutions that improve efficiency and yield.
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.