Company Filing History:
4 out of 1,306 
1 out of 7 Years Active: 2005-2010
Title: Innovations of Toshikazu Kitajima
Introduction
Toshikazu Kitajima is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 5 patents. His work focuses on measuring surface voltages and characteristics of insulator films, which are crucial for advancing semiconductor applications.
Latest Patents
One of his latest patents is a surface voltmeter. This device measures the surface voltage on a semiconductor substrate while applying light to the measurement area. By balancing out the voltage induced on the substrate by charge on the insulating film's surface, the voltmeter achieves high accuracy in measurements. Additionally, the design of the electrode wiring minimizes noise caused by vibrations, further enhancing measurement precision.
Another significant patent is related to an insulator film characteristic measuring method and apparatus. This innovative method allows for non-contact measurement of various characteristics of an insulator film on a semiconductor substrate. It includes steps for measuring surface voltage characteristics, setting inner charge amounts, and calculating theoretical surface voltage characteristics. This process ultimately determines the optimal inner charge amount that minimizes deviations in measurements.
Career Highlights
Toshikazu Kitajima has worked with prominent companies in the semiconductor industry, including Dainippon Screen Manufacturing Co., Ltd. His experience in these organizations has contributed to his expertise and the development of his patented technologies.
Collaborations
Throughout his career, Kitajima has collaborated with notable colleagues such as Motohiro Kono and Yoshiyuki Nakazawa. These partnerships have likely fostered innovation and the exchange of ideas in the field of semiconductor technology.
Conclusion
Toshikazu Kitajima's contributions to semiconductor technology through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative approaches to measuring surface voltages and insulator film characteristics continue to influence advancements in semiconductor applications.