This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignee: Hitachi, Ltd.. Active years: 2007-2012.
Company Filing History:
Years Active: 2007-2012
Title: Takashi Sumigawa: Innovator in Dynamic Quantity Measurement
Introduction
Takashi Sumigawa is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the field of dynamic quantity measurement, holding a total of 11 patents. His innovative work focuses on enhancing the precision and reliability of measurement devices, particularly in semiconductor technology.
Latest Patents
Among his latest patents is the "Rotating body dynamic quantity measuring device and system." This invention utilizes a single crystal semiconductor that includes a Wheatstone bridge circuit formed of an impurity diffusion layer. The design ensures that the device is fatigue- and corrosion-resistant, while also minimizing the effects of temperature variations due to the consideration of single crystal anisotropy. Another notable patent is the "Apparatus for measuring a mechanical quantity." This apparatus is designed to maintain high precision and reliability in sensing mechanical quantities and transmitting measured information wirelessly. The structure of the semiconductor mechanical quantity measuring apparatus is optimized for minimal error and high precision, with improved impact and environmental resistance.
Career Highlights
Takashi Sumigawa is currently employed at Hitachi, Ltd., where he continues to develop innovative technologies. His work has significantly advanced the capabilities of measurement devices, making them more efficient and reliable.
Collaborations
Throughout his career, Sumigawa has collaborated with notable colleagues, including Hiroyuki Ohta and Hisashi Tanie. These collaborations have contributed to the success of his inventions and the advancement of technology in their field.
Conclusion
Takashi Sumigawa's contributions to dynamic quantity measurement exemplify the impact of innovative thinking in technology. His patents reflect a commitment to precision and reliability, making significant strides in the semiconductor industry.