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For the Inventor, By the Inventor

Kawasaki, Japan

Toshiharu Ohshima

This inventor holds 12 USPTO granted patents, plus 1 CIPO patent. Top assignee: Fujitsu Corporation. Active years: 1991-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiharu Ohshima. Retrieved from https://idiyas.com/inventor/toshiharu-ohshima

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 12

% Patents Active = 100.0


Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 135(Granted Patents)


Company Filing History:

goldMedal12 out of 39,371 
 
Fujitsu Corporation
 patents

Years Active: 1991-2000

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12 patents (USPTO):Explore Patents
1. 6055625 - Pipeline computer with a scoreboard control circuit to prevent (2000-04-25),
2. 5790872 - Interrupt control handler for a RISC-type microprocessor (1998-08-04),
3. 5715440 - Branch instruction executing device for tracing branch instruments based (1998-02-03),
4. 5634136 - Data processor and method of controlling the same (1997-05-27),
5. 5598544 - Instruction buffer device for processing an instruction set of (1997-01-28),
6. 5581774 - Data processor decoding and executing a train of instructions of (1996-12-03),
7. 5557772 - Data processing apparatus including a register storing a parameter and a (1996-09-17),
8. 5452427 - Data processing device for variable word length instruction system (1995-09-19),
9. 5249273 - Microprocessor having a variable length instruction format (1993-09-28),
10. 5201052 - System for transferring first and second ring information from program (1993-04-06),
11. 5016165 - Direct memory access controlled system (1991-05-14),
12. 4992932 - Data processing device with data buffer control (1991-02-12),

Title: Toshiharu Ohshima: Innovator in Pipeline Computing

Introduction

Toshiharu Ohshima is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of computing, particularly in the development of pipeline computers. With a total of 12 patents to his name, Ohshima's work has had a lasting impact on the technology industry.

Latest Patents

One of his latest patents is a pipeline computer with a scoreboard control circuit designed to prevent data dependency issues. This innovative pipeline computer includes a dependency detection unit that identifies data dependencies between preceding and following instructions. It also features an ensuring unit that manages these dependencies during pipeline processes, especially when interruptions occur. Another notable patent is for an interrupt control handler for a RISC-type microprocessor. This invention allows for independent handling of debug and program interruption processes, enhancing the efficiency of data processing devices.

Career Highlights

Toshiharu Ohshima is currently employed at Fujitsu Corporation, where he continues to push the boundaries of computing technology. His work has been instrumental in advancing the capabilities of RISC-type central processing units, making them more efficient and reliable.

Collaborations

Ohshima has collaborated with notable colleagues such as Tatsumi Nakada and Akihiro Yoshitake. Their combined expertise has contributed to the successful development of innovative technologies in the computing sector.

Conclusion

Toshiharu Ohshima's contributions to pipeline computing and microprocessor technology highlight his role as a leading inventor in the field. His patents reflect a commitment to innovation and excellence in technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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