Location History:
- Kokubunji, JP (1988 - 1989)
- Hachioji, JP (1989)
- Hadano, JP (1990 - 1999)
- Isehara, JP (2002 - 2003)
Company Filing History:
15 out of 42,485 
2 out of 9 
1 out of 6 Years Active: 1988-2003
Title: Eiki Kamada: A Pioneer in Cache Memory and Multiprocessor Technology
Introduction
Eiki Kamada, located in Hadano, Japan, is an accomplished inventor with a remarkable portfolio of 15 patents. His innovative contributions, particularly in the areas of cache memory systems and multiprocessor synchronization, have significantly advanced technology in computing and memory management.
Latest Patents
Kamada's latest patents showcase his expertise in designing efficient memory systems. One notable invention is the "Cache memory system having a replace way limitation circuit." This invention introduces a cache memory system that utilizes a set associative system with multiple ways for data storage. The system includes a replace circuit that governs the replacement of data based on a predetermined algorithm and a limiting circuit that restricts ways to which blocks can be replaced, ultimately improving performance during prefetch operations.
Another significant patent is related to a "Multiprocessor synchronization and coherency control system." This innovative design allows for a shared main memory in a multiprocessor setup. The system is capable of outputting synchronization transactions upon instruction execution, ensuring that memory accesses are serialized while maintaining cache coherence. This dual capability enhances the efficiency of multiprocessor operations, making it a crucial advancement in this field.
Career Highlights
Throughout his career, Eiki Kamada has worked for highly regarded companies such as Hitachi, Ltd. and Hitachi Microcomputer Engineering Ltd. His experience in these organizations has contributed to his deep understanding of advanced computing technologies, enabling him to develop groundbreaking inventions.
Collaborations
Kamada’s work has not gone unnoticed among his peers. He has collaborated with notable coworkers, including Tohru Shonai and Yooichi Shintani, who share a passion for innovation in technology. Together, they have contributed to the progression of computing systems and have fostered an environment of creativity and advancement within their respective fields.
Conclusion
Eiki Kamada's remarkable achievements and 15 patents reflect his dedication to innovation in computing technology. His latest patents illustrate profound advancements in cache memory systems and multiprocessor designs, underscoring his role as a significant contributor to the ever-evolving landscape of technology. As he continues to push boundaries, Kamada serves as an inspiration for aspiring inventors and engineers globally.
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.