Location History:
- Yokohama, JA (1976 - 1978)
- Yokohama, JP (1978 - 1983)
Company Filing History:
24 out of 42,488 
1 out of 522 Years Active: 1976-1983
Title: The Innovations of Ichiro Ohhinata: Advancing Semiconductor Integrated Circuits and Switch Technologies
Introduction:
Ichiro Ohhinata, a distinguished inventor hailing from Yokohama, Japan, has made significant contributions to the field of semiconductor technology. With an impressive portfolio of 24 patents, Ohhinata has continuously pushed the boundaries of integrated circuits and switch designs. This article delves into his latest patents, career highlights, notable collaborations, and the remarkable impact of his innovations.
Latest Patents:
Among Ichiro Ohhinata's recent patents, one noteworthy invention is the "Semiconductor Integrated Circuit." This invention presents a semiconductor substrate that incorporates a high breakdown voltage semiconductor element and a Schottky barrier diode. By combining a diffusion layer with high and low impurity concentrations within the substrate, Ohhinata's circuit achieves a compact design without compromising performance. The resulting semiconductor integrated circuit demonstrates high integration capabilities and boasts a fast turn-off time, making it highly valuable for various applications.
Another pioneering invention by Ohhinata is the "Semiconductor Switch." This PNPN switch utilizes a protective transistor coupled in parallel to one outermost PN junction of the switch. The switch's drive circuit, designed to operate as both a capacitive and a transistor element during different modes, ensures efficient suppression of the dv/dt effect. This novel configuration, employing a level shift element and a drive transistor, allows for a more reliable and effective switch design.
Career Highlights:
Ichiro Ohhinata's expertise has been cultivated through his tenure at esteemed companies like Hitachi Co., Ltd and Nippon Telegraph and Telephone Public Corporation (NTT). During his extended career, he has showcased his ability to drive innovation and deliver cutting-edge solutions in the semiconductor industry. Ohhinata's numerous patents attest to his passion for advancing technology and his commitment to fostering progress in this field.
Collaborations:
Throughout his journey, Ichiro Ohhinata has had the privilege of collaborating with talented individuals in the semiconductor sector. Notable coworkers include Shinzi Okuhara and Michio Tokunaga. Their combined expertise and shared pursuit of innovation have undoubtedly contributed to the remarkable advancements achieved in semiconductor technology by Ohhinata and his colleagues.
Conclusion:
Ichiro Ohhinata's groundbreaking contributions to semiconductor integrated circuits and switch technologies have made a significant impact on the industry as a whole. Through his patents, he has demonstrated his visionary thinking, technical prowess, and commitment to driving progress. As the field continues to evolve, Ohhinata's innovations pave the way for improved performance, higher integration levels, and enhanced efficiency in semiconductor devices. His remarkable career serves as an inspiration for aspiring inventors, and his inventions continue to shape the future of this dynamic industry.
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.