Location History:
- Nakakoma-gun, JP (2001)
- Yamanashi, JP (2003 - 2005)
- Tokyo, JP (2009 - 2014)
Company Filing History:
2 out of 3,781 
1 out of 7,525 
2 out of 832,843 Years Active: 2001-2014
Title: **Keisuke Nadamoto: Innovator in Semiconductor Fabrication**
Introduction
Keisuke Nadamoto, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of semiconductor devices with a total of five patents to his name. His innovative techniques focus on enhancing the efficiency and reliability of semiconductor manufacturing processes.
Latest Patents
One of Keisuke's latest patents is a sophisticated fabrication method of a semiconductor device. This technique enables die bonding to be performed without the formation of voids in the bond area, which is critical for the performance of semiconductor devices. The method utilizes a vacuum supply line connected to a vacuum chuck hole in a vacuuming collet, supplying reduced pressure for chip handling. The vacuum system is designed with two pipes: the first pipe provides suction when a chip is unstuck from a dicing tape and is transported, while the second pipe allows for suction when the chip is mounted onto a wiring substrate. The intensity of the vacuum is meticulously controlled by valves installed in both pipes, allowing precise adjustments to the suction force at different stages of the process.
Career Highlights
Throughout his career, Keisuke has worked with renowned organizations, including Renesas Technology Corporation, where he honed his skills and contributed to advancements in semiconductor technologies. His work has focused on improving manufacturing techniques, leading to more efficient production processes in the semiconductor industry.
Collaborations
Keisuke has collaborated with notable colleagues such as Tatsuyuki Ohkubo and Yoshifumi Katayama, working together to develop innovative solutions within the realm of semiconductor fabrication. Their combined expertise has driven forward the technological advancements that have become essential in today's electronics landscape.
Conclusion
Keisuke Nadamoto's dedication to innovation in semiconductor fabrication is evident through his pioneering patents and collaborative efforts. His contributions are instrumental in addressing the challenges faced in the semiconductor industry, ultimately enhancing the performance and reliability of electronic devices worldwide.