Location History:
- Joetsu, JP (2014 - 2019)
- Niigata, JP (2015 - 2022)
Company Filing History:
Years Active: 2014-2022
Title: Fumitaka Kume: Innovator in Polycrystalline Silicon Production
Introduction
Fumitaka Kume is a prominent inventor based in Niigata, Japan. He has made significant contributions to the field of polycrystalline silicon production, holding a total of 8 patents. His work focuses on improving the quality and efficiency of silicon production processes.
Latest Patents
Kume's latest patents include a process for producing a clean and high-purity polycrystalline silicon mass. This process involves removing heavy metal impurities such as chromium, iron, nickel, copper, and cobalt from the silicon rod before crushing it. By eliminating at least 70 mm of the polycrystalline silicon portion from the electrode side end, Kume ensures that the remaining material has a lower concentration of these impurities. Additionally, he has developed a system and apparatus for producing polycrystalline silicon that efficiently recovers heat from the coolant used in the reactor. This innovation reduces contamination from dopant impurities and maintains the reactor's inner wall temperature below 370°C.
Career Highlights
Fumitaka Kume is currently employed at Shin-Etsu Chemical Co., Ltd., where he continues to advance his research and development efforts. His work has been instrumental in enhancing the production processes of high-purity polycrystalline silicon, which is essential for various applications in the semiconductor industry.
Collaborations
Kume has collaborated with notable colleagues such as Shigeyoshi Netsu and Kyoji Oguro. Their combined expertise has contributed to the successful development of innovative technologies in silicon production.
Conclusion
Fumitaka Kume's contributions to the field of polycrystalline silicon production highlight his role as a leading inventor. His innovative processes and systems are paving the way for advancements in the semiconductor industry.
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.