Location History:
- Sabae, JP (1992 - 1993)
- Echizen, JP (2013)
Company Filing History:
Years Active: 1992-2013
Title: Hiroshi Ohtsuna: Innovator in Single Crystal Manufacturing
Introduction
Hiroshi Ohtsuna is a notable inventor based in Sabae, Japan. He has made significant contributions to the field of single crystal manufacturing, holding a total of 3 patents. His innovative methods have improved the precision and efficiency of single crystal production.
Latest Patents
Ohtsuna's latest patents include a method for detecting the diameter of a single crystal and an automatic control method for growing the neck portion of a single crystal. The first patent describes a technique that utilizes two cameras to capture images of the growth point of a single crystal, enhancing diameter detection precision during the Czochralski method. The second patent outlines a systematic approach to control the growth of the single crystal neck portion, adjusting electric power based on measured diameters and pulling speeds to maintain optimal growth conditions.
Career Highlights
Ohtsuna is currently employed at Shin-Etsu Handotai Co., Ltd., a leading company in the semiconductor industry. His work has been instrumental in advancing the technology used in single crystal manufacturing, which is crucial for various applications in electronics and materials science.
Collaborations
He has collaborated with esteemed colleagues such as Masahiko Baba and Atsushi Iwasaki, contributing to the development of innovative solutions in their field.
Conclusion
Hiroshi Ohtsuna's contributions to single crystal manufacturing through his patents and collaborative efforts highlight his role as a key innovator in the industry. His work continues to influence advancements in semiconductor technology.
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.