Average Co-Inventor Count = 10.1

ph-index = 5

Forward Citations = 89(Granted Patents)

Location History:

Sendai, JA (1976)
Koganei, JP (1997 - 2006)
Higashimurayama, JP (2007 - 2008)

Company Filing History:

Hitachi Vlsi Engineering Corp.

patents

4 out of 61

Hitachi Microcomputer System, Ltd.

patents

4. 3 out of 3,781

Renesas Technology Corp.

patents

5. 1 out of 24

Semiconductor Research Foundation

patents

6. 3 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1976-2008

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7447521 - Microprocessor and mobile communication terminal (2008-11-04),

2. 7251500 - Microprocessor and mobile communication terminal (2007-07-31),

3. 6996700 - Microcomputer and dividing circuit (2006-02-07),

4. 6343357 - Microcomputer and dividing circuit (2002-01-29),

5. 6272620 - Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation (2001-08-07),

6. 6253308 - Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word (2001-06-26),

7. 6205535 - Branch instruction having different field lengths for unconditional and conditional displacements (2001-03-20),

8. 6131154 - Microcomputer having variable bit width area for displacement (2000-10-10),

9. 6122724 - Central processing unit having instruction queue of 32-bit length (2000-09-19),

10. 5991545 - Microcomputer having variable bit width area for displacement and (1999-11-23),

11. 5969976 - Division circuit and the division method thereof (1999-10-19),

12. 5682545 - Microcomputer having 16 bit fixed length instruction format (1997-10-28),

13. 3946270 - Signal collecting and distributing systems (1976-03-23),

Title: Katsuhiko Ishida: Innovator in Microprocessor Technology

Introduction

Katsuhiko Ishida is a prominent inventor based in Higashimurayama, Japan. With an impressive portfolio of 13 patents, he has significantly contributed to the field of microprocessor and mobile communication technology. His inventions have played a crucial role in advancing the synchronization of video and audio processing, making strides in the ever-evolving tech landscape.

Latest Patents

One of Katsuhiko Ishida's notable inventions is a microprocessor designed to work in tandem with a baseband processor. This innovative microprocessor features a central processing unit dedicated to calculation processing and a counter that measures time during operations. Importantly, it includes an interface that allows the baseband processor to access the counter, effectively synchronizing its processing with that of the central processing unit. This breakthrough enables precise synchronization between video and voice, even when handled by separate processors, thus enhancing the overall user experience in mobile communication terminals.

Career Highlights

Katsuhiko Ishida has spent a significant part of his career working for leading technology firms such as Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His work at these organizations has allowed him to hone his skills and push the boundaries of microprocessor and mobile communication technologies.

Collaborations

Throughout his career, Katsuhiko has collaborated with esteemed colleagues, including Shumpei Kawasaki and Eiji Sakakibara. These partnerships have fostered innovation and the sharing of ideas, further contributing to the development of groundbreaking technologies in their field.

Conclusion

Katsuhiko Ishida stands out as a remarkable inventor whose work in microprocessor technology has paved the way for advancements in mobile communication. His inventions not only demonstrate his expertise but also reflect a commitment to improving synchronization in multimedia processing. As technology continues to evolve, contributions from innovators like Ishida will be vital in shaping the future.

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