Company Filing History:

7 out of 42,485

Hitachi, Ltd.

patents

6 out of 182

Hitachi Vlsi Engineering Corp.

patents

1 out of 6

Hitachi, Vlsi Eng. Corp.

patents

4. 1 out of 7

Hitachi Ome Electronic Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1981-1993

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5267198 - Static memory containing sense amp and sense amp switching circuit (1993-11-30),

2. 5202969 - Single-chip-cache-buffer for selectively writing write-back and (1993-04-13),

3. 5193075 - Static memory containing sense AMP and sense AMP switching circuit (1993-03-09),

4. 5146573 - Single chip cache with partial-write circuit for transferring a (1992-09-08),

5. 5140681 - Multi-processing system and cache apparatus for use in the same (1992-08-18),

6. 5129074 - Data string storage device and method of storing and retrieving data (1992-07-07),

7. 4725742 - Semiconductor integrated circuit having a tree circuit (1988-02-16),

8. 4300213 - Memory circuit with increased operating speed (1981-11-10),

Title: Innovations of Hiroshi Fukuta: A Pioneer in Static Memory Technology

Introduction

Hiroshi Fukuta, an accomplished inventor based in Kodaira, Japan, has significantly contributed to the field of memory technology. With a remarkable portfolio of eight patents, Fukuta has been instrumental in developing innovative solutions that enhance data storage and processing efficiency.

Latest Patents

Among his most recent patents, Fukuta's invention of a static memory containing a sense amplifier and a sense amplifier switching circuit stands out. This innovation optimizes the connection between static memory cells, word lines, and data lines, effectively minimizing parasitic capacitance during the operation of the sense amplifier. Furthermore, he has pioneered a single-chip cache buffer that selectively writes back, providing cache memory with a partial-write functionality. This advancement is achieved through a buffer register that accommodates data read from a data memory, allowing for efficient data transfer and processing.

Career Highlights

Fukuta's career includes impressive tenures at notable companies such as Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His experience at these industry leaders has laid the foundation for his groundbreaking inventions and contributions to memory technologies.

Collaborations

Throughout his journey, Fukuta has had the privilege of collaborating with other esteemed professionals, including Takashi Kikuchi and Kunio Uchiyama. These partnerships have further enriched his projects and driven collective advancements in the field.

Conclusion

Hiroshi Fukuta's work exemplifies the spirit of innovation within the realm of static memory technology. His patents not only reflect his expertise but also highlight the ongoing evolution of data processing solutions. As technology continues to advance, Fukuta’s contributions remain pivotal to the future of memory systems.

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