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For the Inventor, By the Inventor

Kawasaki, Japan

Yukihiro Urakawa

This inventor holds 38 USPTO granted patents, primarily in Semiconductor Technology. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1991-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukihiro Urakawa. Retrieved from https://idiyas.com/inventor/yukihiro-urakawa

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

USPTO Granted Patents = 38

% Patents Active = 47.4

Average Co-Inventor Count = 1.5

ph-index = 12

Forward Citations = 533(Granted Patents)


Location History:

  • Kanagawa-ken, JP (2001 - 2008)
  • Kanagawa, JP (1991 - 2012)
  • Tokyo, JP (1999 - 2012)
  • Kawasaki, JP (1991 - 2014)

Company Filing History:

goldMedal38 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 1991-2014

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Areas of Expertise:
Semiconductor Integrated Circuit
Memory Device
Thermal Management
Stacked-Chip Device
Programmable ROM
Self-Repairing Device
I/O Interface Circuit
Synchronous Random Access Memory
BiCMOS Logic Circuit
Trimming Method
Logic Level Conversion
Chip on Chip Device
38 patents (USPTO):Explore Patents
1. 8867868 - Semiconductor integrated circuit (2014-10-21),
2. 8338964 - Stacked-chip device (2012-12-25),
3. 8237289 - System in package device (2012-08-07),
4. 8232622 - Stacked-chip device (2012-07-31),
5. 8208325 - Semiconductor device, semiconductor package and memory repair method (2012-06-26),
6. 8077499 - Semiconductor integrated memory circuit and trimming method thereof (2011-12-13),
7. 8018757 - Semiconductor memory device and trimming method thereof (2011-09-13),
8. 8000923 - Semiconductor integrated circuit (2011-08-16),
9. 7977159 - Memory chip and semiconductor device using the memory chip and manufacturing method of those (2011-07-12),
10. 7760537 - Programmable ROM (2010-07-20),
11. 7525132 - Semiconductor integrated circuit wiring design method and semiconductor integrated circuit (2009-04-28),
12. 7501689 - Upper-layer metal power standard cell (2009-03-10),
13. 7490018 - Thermal management system (2009-02-10),
14. 7466029 - Chip on chip device including basic chips capable of functioning independently from each other, and a system in package device including the chip on chip device (2008-12-16),
15. 7443703 - Semiconductor device (2008-10-28),

Title: Innovations by Yukihiro Urakawa: A Pioneer in Semiconductor Technology

Introduction: Yukihiro Urakawa, based in Kawasaki, Japan, is a prolific inventor with an impressive portfolio of 38 patents. His contributions primarily focus on semiconductor technologies, cementing his reputation as a leading figure in the field.

Latest Patents: Urakawa's recent innovations include a groundbreaking semiconductor integrated circuit. This invention features a chip substrate with first and second switches that control the electrical signal path directly using optical signals. It also incorporates a sophisticated light shielding layer, an optical waveguide layer, and a reflecting plate, all designed to enhance the performance and efficiency of electrical signal processing.

Another notable patent is his work on a stacked-chip device. This device includes multiple inductive chips—each serving different functions—stacked in a strategic configuration. With transmitting and receiving inductors aligned symmetrically, this design optimizes data transmission and reception, showcasing Urakawa's ability to merge functionality with innovative engineering.

Career Highlights: Urakawa's impressive journey in engineering is anchored by his role at Kabushiki Kaisha Toshiba, a well-respected company in the electronics industry. His work has significantly advanced the technology landscape, contributing to the evolving needs of modern electronics.

Collaborations: Yukihiro Urakawa's collaborations with esteemed colleagues such as Masataka Matsui and Takashi Inukai have further enriched his innovative work. Together, they leverage their collective expertise to push the boundaries of semiconductor technology.

Conclusion: Yukihiro Urakawa stands out in the realm of semiconductor innovations, exemplifying a dedication to advancing technology through his inventive designs. With 38 patents to his name, his work continues to influence the electronics industry profoundly.

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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