Location History:
- Kadoma, JP (1988 - 1990)
- Osaka, JP (1989 - 1994)
- Hirakata, JP (1996)
Company Filing History:
12 out of 8,780 
11 out of 21,351 
11 out of 27,375 
Years Active: 1988-1996
Title: Masahisa Shimizu: Innovator in Digital Signal Processing
Introduction
Masahisa Shimizu is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of digital signal processing, holding a total of 12 patents. His innovative work has influenced various technological advancements in data transmission and processing systems.
Latest Patents
One of Shimizu's latest patents is a data input/output circuit for a digital signal processing system. This circuit features a 32-bit reversible shift register that includes four 8-bit reversible shift registers. The design incorporates input gate circuits that selectively apply data in a bit-serial fashion, allowing for efficient data handling. Another notable patent involves associative storage for data packets, which utilizes self-running shift registers to transmit and compare identification data from data packets. This innovative approach enables the pairing of data packets based on their identification data.
Career Highlights
Throughout his career, Masahisa Shimizu has worked with notable companies such as Sanyo Electric Co., Ltd. and Mitsubishi Electric Corporation. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in digital technology.
Collaborations
Shimizu has collaborated with several talented individuals in his field, including Hiroaki Terada and Kenji Shima. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Masahisa Shimizu's contributions to digital signal processing and his innovative patents have made a lasting impact on the industry. His work continues to inspire future advancements in technology.