Enter inventor name

Takashi Hotta

This inventor holds 58 USPTO granted patents, primarily in Data Processing Systems (CPC class 3642). Top assignees: Hitachi, Ltd., Renesas Technology Corp.. Active years: 1988-2009.

USPTO Granted Patents = 58

% Patents Active = 81.0

Average Co-Inventor Count = 4.8

ph-index = 14

Forward Citations = 843(Granted Patents)

Forward Citations (Not Self Cited) = 831(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Hatano, JP (1998 - 2003)
Hadano, JP (1998 - 2007)
Hitachi, JP (1988 - 2009)

Company Filing History:

Renesas Technology Corp.

patents

Years Active: 1988-2009

Loading Chart...

Areas of Expertise:

Data Processor

Cache Memory

Synchronization System

Micro-Controller

Semiconductor Integrated Circuit

Pipelined Devices

Logic Circuit

Information Processing

Template Matching

Fault Detection

Waveform Shaping

Parallel Processing

58 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7557809 - Memory access methods in a unified memory system (2009-07-07),

2. 7424598 - Data processor (2008-09-09),

3. 7240159 - Data processor having cache memory (2007-07-03),

4. 7158521 - Synchronization system and synchronization method of multisystem control apparatus (2007-01-02),

5. 7111187 - Information processor and information processing system utilizing interface for synchronizing clock signal (2006-09-19),

6. 7082224 - Statistic calculating method using a template and corresponding sub-image to determine similarity based on sum of squares thresholding (2006-07-25),

7. 6986029 - Micro-controller for reading out compressed instruction code and program memory for compressing instruction code and storing therein (2006-01-10),

8. 6949950 - Logic circuit module having power consumption control interface and a recording medium storing the module (2005-09-27),

9. 6947514 - Phase-locked loop circuit, information processing apparatus, and information processing system (2005-09-20),

10. 6915413 - Micro-controller for reading out compressed instruction code and program memory for compressing instruction code and storing therein (2005-07-05),

11. 6898318 - Statistic calculating method using a template and corresponding sub-image to determine similarity based on sum of squares thresholding (2005-05-24),

12. 6848027 - Data processor having cache memory (2005-01-25),

13. 6839063 - Memory access methods in a unified memory system (2005-01-04),

14. 6792583 - Information processing apparatus, information processing system, and storage media (2004-09-14),

15. 6717434 - Logic circuit module having power consumption control interface and a recording medium storing the module (2004-04-06),

Title: Takashi Hotta: Innovator in Unified Memory Systems

Introduction

Takashi Hotta, based in Hitachi, Japan, is a prolific inventor with an impressive portfolio of 58 patents. His contributions to the field of memory access methodologies have significantly influenced multimedia data-processing systems, showcasing his commitment to innovation and technological advancement.

Latest Patents

One of Takashi Hotta's latest patents details memory access methods in a unified memory system. The invention outlines a comprehensive multimedia data-processing system that incorporates a CPU, an image display unit, unified memory, and a system bus. The unique configuration allows the CPU to be formed on LSI mounted on a singular silicon wafer, which includes both an instruction processing unit and a display control unit. Notably, the unified memory serves as the main storage area and is equipped with a unified memory port that operates independently of the system bus, enabling faster data processing and improved efficiency.

Another significant invention includes a data processor designed for executing instructions realized through wired logic by using a pipeline system. This innovative processor comprises multiple instruction registers and arithmetic operation units, allowing for parallel processing of several instructions within a single machine cycle.

Career Highlights

Throughout his career, Takashi Hotta has worked with leading companies such as Hitachi, Ltd. and Renesas Technology Corporation. His experience at these industry giants has allowed him to develop and refine his groundbreaking inventions, contributing to advancements in memory systems and data processing technology.

Collaborations

In his journey as an inventor, Takashi has collaborated with esteemed colleagues, including Shigeya Tanaka and Masahiro Iwamura. These partnerships have enabled the merging of innovative ideas and expertise, further enhancing the impact of their collective work in technology development.

Conclusion

Takashi Hotta stands as a testament to innovation in the realm of unified memory systems. His significant patent portfolio and career achievements highlight the vital role inventors play in advancing technology, making a lasting impact on the industry and future developments in multimedia data processing.

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]