Company Filing History:
5 out of 39,245 
2 out of 154 
Years Active: 1995-2003
Title: Hiroko Murakami: Innovator in Semiconductor Technology
Introduction
Hiroko Murakami is a prominent inventor based in Kasugai, Japan. She has made significant contributions to the field of semiconductor technology, holding a total of 5 patents. Her work has been instrumental in advancing digital arithmetic operations and data conversion technologies.
Latest Patents
One of her latest patents is for a semiconductor integrated circuit device. This digital arithmetic operation circuit includes multiple arithmetic operation blocks, a control signal generator, and a selector. The arithmetic operation blocks receive various digital input signals and perform different arithmetic operations in parallel, outputting operation result signals. The control signal generator processes these input signals to create a control signal, which the selector uses to choose one of the operation result signals for output. This innovative design allows for efficient processing of digital signals.
Another notable patent is for an analog to digital converter, encoder, and recorded data reproducing apparatus. This encoder features several ROM cells connected between bit lines and word lines. Each ROM cell responds to a word line select signal, providing a digital output signal based on the selection. A logic processor is linked to one of the bit lines and two word lines, producing an output signal that indicates the selection of the ROM cell. This invention enhances the functionality of A/D converters and improves data processing capabilities.
Career Highlights
Hiroko has worked with esteemed companies such as Fujitsu Corporation and Fujitsu VLSI Limited. Her experience in these organizations has allowed her to develop and refine her innovative ideas in semiconductor technology.
Collaborations
Throughout her career, Hiroko has collaborated with notable colleagues, including Masaru Sawada and Sanroku Tsukamoto. These partnerships have contributed to her success and the advancement of her inventions.
Conclusion
Hiroko Murakami is a trailblazer in the semiconductor industry, with a strong portfolio of patents that reflect her innovative spirit. Her contributions continue to influence the field and inspire future advancements in technology.