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For the Inventor, By the Inventor

Hyogo, Japan

Yoshifumi Azekawa

This inventor holds 15 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Renesas Technology Corp., Other. Active years: 1994-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshifumi Azekawa. Retrieved from https://idiyas.com/inventor/yoshifumi-azekawa

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

USPTO Granted Patents = 15

% Patents Active = 60.0

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 168(Granted Patents)


Location History:

  • Hyogo, JP (1994 - 2005)
  • Tokyo, JP (2003 - 2010)

Company Filing History:

goldMedal7 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal5 out of 3,781 
 
Renesas Technology Corp.
 patents
bronzeMedal3 out of 834,570 
Other
 patents

Years Active: 1994-2010

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15 patents (USPTO):Explore Patents
1. 7711997 - Method of controlling a transceiver module (2010-05-04),
2. 7487434 - Transceiver module (2009-02-03),
3. 6867783 - Recording medium having recorded thereon three-dimensional graphics drawing data having data structure shareable by frames and method of drawing such data (2005-03-15),
4. 6819328 - Graphic accelerator with interpolate function (2004-11-16),
5. 6813647 - Microcomputer system reading data from secondary storage medium when receiving upper address from outside and writing data to primary storage medium (2004-11-02),
6. 6801214 - Three-dimensional graphics system reducing color data/bits in drawing operations for faster processing (2004-10-05),
7. 6788299 - Three-dimensional graphic processing device for drawing polygon having vertex data defined by relative value and method therefor (2004-09-07),
8. 6753872 - Rendering processing apparatus requiring less storage capacity for memory and method therefor (2004-06-22),
9. 6693644 - Graphic accelerator reducing and processing graphics data (2004-02-17),
10. 6580429 - Method of generating data for three-dimensional graphic recording medium and three-dimensional graphic system (2003-06-17),
11. 6545675 - Three-dimensional graphics system, processor and recording medium (2003-04-08),
12. 6518969 - Three dimensional graphics drawing apparatus for drawing polygons by adding an offset value to vertex data and method thereof (2003-02-11),
13. 6388498 - Semiconductor device capable of reducing noise (2002-05-14),
14. 5481682 - Microcommand function switching circuit (1996-01-02),
15. 5345570 - Microprogram control circuit (1994-09-06),

Title: Innovations of Yoshifumi Azekawa

Introduction

Yoshifumi Azekawa is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of transceiver technology, holding a total of 15 patents. His work focuses on methods that enhance communication processing and error management in transceiver modules.

Latest Patents

One of his latest patents is a method of controlling a transceiver module. This method involves a physical-layer integrated circuit that includes a physical-layer register unit and a control integrated circuit with a control-side register unit. In this innovative approach, the physical-layer register unit is emulated by the control-side register unit. The physical-layer integrated circuit is designed to prevent the generation of a first error signal that notifies a higher-layer device of a specific error. Instead, a second error signal is output to the control integrated circuit, indicating a high-speed error detected during communication processing. This high-speed error is specified in response to the second error signal, allowing for effective error management.

Career Highlights

Yoshifumi Azekawa has worked with prominent companies in the technology sector, including Mitsubishi Electric Corporation and Renesas Technology Corporation. His experience in these organizations has contributed to his expertise in developing advanced communication technologies.

Collaborations

Throughout his career, Azekawa has collaborated with talented individuals such as Shohei Moriwaki and Osamu Chiba. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Yoshifumi Azekawa's contributions to transceiver technology and his impressive portfolio of patents highlight his role as a leading inventor in the field. His innovative methods continue to influence communication technology advancements.

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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