Company Filing History:
Years Active: 1981-1983
Title: **Innovator Spotlight: Yukio Nishikawa**
Introduction
Yukio Nishikawa is a notable inventor based in San Jose, California, recognized for his groundbreaking contributions to integrated circuit design. With a total of three patents to his name, he has made significant strides in the field of electronic circuitry, driving advancements that enhance the efficiency and functionality of various systems.
Latest Patents
Nishikawa's latest contributions include two innovative patents that reflect his dedication to improving circuit performance. The first, "Tuneable I.C. Active Integrator," introduces an integrated circuit (I.C.) integrator that features an active tuneable element. This advancement allows for establishing a precise integrator time constant despite variations in individual circuit components. The design consists of multiple integrator circuits connected within a frequency-responsive framework, each including an input transconductance stage and an adjustable intermediate conditioning stage. The conditioning stage utilizes a Gilbert multiplier circuit, enabling the overall system to achieve a desired net frequency response characteristic through simple adjustments to a common bias circuit.
His second patent, the "Powerless Starting Circuit," presents an enhanced start-up circuit for self-biased circuits connected to a supply voltage. This circuit stabilizes biasing currents at two operating points, enhancing reliability and performance. It employs a resistive element and a transistor that helps initiate current flow, leading to a self-sustaining circuit that disconnects the initial current once the operating point is achieved, thus saving power.
Career Highlights
Yukio Nishikawa has built a successful career at Precision Monolithics, Inc., where he collaborates with talented engineers to refine and innovate circuit designs. His work primarily focuses on improving the functionality of electronic devices through enhanced integrated circuitry solutions.
Collaborations
One of Nishikawa's notable collaborations is with his coworker, Kiyoshi Fukahori. Together, they have contributed to advancing the state of circuit technology, showcasing the importance of teamwork in the innovation process within the field of electronics.
Conclusion
Yukio Nishikawa's inventive spirit and commitment to enhancing integrated circuits have positioned him as a key figure in electronic innovation. His patents not only reflect his expertise but also contribute to the evolution of technology, paving the way for future developments in the industry. His work continues to inspire aspiring inventors and engineers alike.