Location History:
- Hadano, JP (1993)
- Fuji, JP (1995 - 1998)
Company Filing History:
Years Active: 1993-1998
Title: Hiroo Watai: Innovator in Logic Circuit Design
Introduction
Hiroo Watai is a prominent inventor based in Fuji, Japan. He has made significant contributions to the field of logic circuit design, holding a total of 3 patents. His innovative methods have advanced the efficiency and effectiveness of circuit systems.
Latest Patents
Watai's latest patents include a "Logic Circuit Generating Method and Apparatus" and a "Logical Operation Method Employing Parallel Arithmetic Unit." The logic circuit generating method focuses on minimizing the fan-out count of cells or cell macros within a circuit system. This method transforms a Boolean expression into a two-branch tree, optimizing the assignment of cells to reduce loads on output nets. The logical operation method evaluates output data from a memory element based on a sequence of input values, utilizing a parallel arithmetic unit to enhance processing speed and efficiency.
Career Highlights
Hiroo Watai is currently employed at Hitachi, Ltd., where he continues to develop innovative solutions in logic circuit design. His work has been instrumental in improving high-speed logic and fault simulations, particularly for synchronous sequential circuits.
Collaborations
Watai has collaborated with notable colleagues, including Masahiko Nagai and Takaharu Nagumo, contributing to various projects that push the boundaries of technology in circuit design.
Conclusion
Hiroo Watai's contributions to logic circuit design exemplify the spirit of innovation. His patents and methods have significantly impacted the efficiency of circuit systems, showcasing his expertise and dedication to advancing technology.