This inventor holds 6 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1987-2006.
Location History:
- Kawasaki, JP (1991)
- Yokohama, JP (1992)
- Tokyo, JP (1987 - 2006)
Company Filing History:
Years Active: 1987-2006
Title: Masakatsu Ohta: Innovator in Cutting Technologies
Introduction
Masakatsu Ohta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of cutting technologies, holding a total of 6 patents. His work primarily focuses on methods and apparatuses for cutting various materials, which are essential in manufacturing processes.
Latest Patents
Ohta's latest patents include innovative technologies such as a base material cutting method and apparatus, an ingot cutting method and apparatus, and a wafer producing method. The ingot cutting apparatus utilizes an etching gas, where a crystalline ingot is positioned within the gas. A component of the etching gas is excited by light from a source, leading to a chemical reaction that allows for the cutting of the crystalline ingot to obtain wafers. Additionally, his alignment and exposure apparatus features a mark detecting device that aligns a mask's alignment mark with that of a wafer, ensuring precise exposure of a resist layer to a mask pattern.
Career Highlights
Masakatsu Ohta is associated with Canon Kabushiki Kaisha, a leading company in imaging and printing technologies. His work at Canon has allowed him to develop cutting-edge technologies that enhance manufacturing efficiency and precision.
Collaborations
Ohta has collaborated with notable colleagues such as Shuichi Yabu and Masao Kosugi. Their combined expertise has contributed to the advancement of innovative cutting technologies.
Conclusion
Masakatsu Ohta's contributions to cutting technologies have established him as a key figure in the field. His innovative patents and collaborations continue to influence advancements in manufacturing processes.