Company Filing History:

11 out of 39,228

Fujitsu Corporation

where one patent can have more than one assignee

Years Active: 1980-1990

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4899310 - Semiconductor memory device having a register (1990-02-06),

2. 4602356 - Semiconductor memory device (1986-07-22),

3. 4550289 - Semiconductor integrated circuit device (1985-10-29),

4. 4504929 - Dynamic semiconductor memory device (1985-03-12),

5. 4496850 - Semiconductor circuit for enabling a quick rise of the potential _on the (1985-01-29),

6. 4482825 - Semiconductor device having a circuit for generating a voltage higher (1984-11-13),

7. 4458337 - Buffer circuit (1984-07-03),

8. 4451908 - Address Buffer (1984-05-29),

9. 4447745 - Buffer circuit including a current leak circuit for maintaining the (1984-05-08),

10. 4430581 - Semiconductor substrate bias circuit (1984-02-07),

11. 4224633 - IGFET structure with an extended gate electrode end (1980-09-23),

Title: Seiji Enomoto - A Pioneer in Semiconductor Memory Technologies

Introduction

Seiji Enomoto, based in Yokohama, Japan, is an accomplished inventor with a remarkable portfolio of 11 patents. His work primarily revolves around semiconductor memory devices, demonstrating his innovative contributions to the field of electronics.

Latest Patents

Enomoto's latest patents reflect significant advancements in semiconductor memory technology. One notable invention is a semiconductor memory device featuring a register. This device includes a controlling circuit designed to disconnect the input/output circuit from the data bus during a first operation mode, while allowing it to connect and activate the transfer gate in a second operation mode. This dual operation enables efficient data read and write operations, either between the memory cell array and an external circuit or between the register and the external circuit.

Another salient patent outlines a semiconductor memory device that operates using an address multiplex access method. In this design, the device's row part is activated by a row address strobe (RAS) signal, while the column part is enabled through a combination of a column address strobe (CAS) signal and a timing control signal. This ensures precise timing for memory operations, enhancing overall device performance.

Career Highlights

Enomoto's career is highlighted by his significant contributions at established companies such as Fujitsu Corporation and Fujitsu VLSI Limited. His work at these organizations has played a pivotal role in the development of cutting-edge memory technologies.

Collaborations

Throughout his career, Seiji Enomoto has collaborated with notable colleagues, including Shigeki Nozaki and Yoshihiro Takemae. These partnerships have fostered innovation and propelled advancements in semiconductor technology.

Conclusion

Seiji Enomoto stands as a prominent figure in the realm of semiconductor memory development. His 11 patents exemplify his dedication to innovation, and his work continues to influence the technological landscape. As he progresses in his career, Enomoto's contributions are likely to inspire future advancements in memory technologies and electronics.

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