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For the Inventor, By the Inventor

Hamura, Japan

Kazuya Ito

This inventor holds 18 USPTO granted patents. Top assignees: Hitachi, Ltd., Elpida Memory, Inc., Hitachi Vlsi Engineering Corp.. Active years: 1990-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuya Ito. Retrieved from https://idiyas.com/inventor/kazuya-ito

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

USPTO Granted Patents = 18

% Patents Active = 83.3

Average Co-Inventor Count = 4.5

ph-index = 13

Forward Citations = 400(Granted Patents)


Location History:

  • Hamura-machi, JP (1997)
  • Hamura, JP (1994 - 2005)
  • Kodaira, JP (1990 - 2009)

Company Filing History:

goldMedal14 out of 42,726 
 
Hitachi, Ltd.
 patents
silverMedal2 out of 1,458 
 
Elpida Memory, Inc.
 patents
bronzeMedal2 out of 182 
 
Hitachi Vlsi Engineering Corp.
 patents
4. 1 out of 13 
 
Hatachi Ltd
 patents
5. 1 out of 29,869 
 
Texas Instruments Corporation
 patents
where one patent can have more than one assignee

Years Active: 1990-2009

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18 patents (USPTO):Explore Patents
1. 7515157 - Data transmission device, data transfer system and method (2009-04-07),
2. 7257725 - Memory system (2007-08-14),
3. 6978328 - Bus system, memory system, printed circuit board and directional coupler (2005-12-20),
4. 6654270 - Directional coupling memory module (2003-11-25),
5. 6438012 - Directional coupling memory module (2002-08-20),
6. 6122718 - Column address counter with minus two subtractor for address compare (2000-09-19),
7. 5831925 - Memory configuration circuit and method (1998-11-03),
8. 5701031 - Sealed stacked arrangement of semiconductor devices (1997-12-23),
9. 5677092 - Process for fabricating phase shift mask and process of semiconductor (1997-10-14),
10. 5483490 - Semiconductor integrated device and wiring correction arrangement (1996-01-09),
11. 5441834 - Process for fabricating phase shift mask and process of semiconductor (1995-08-15),
12. 5410507 - Special mode control method for dynamic random access memory (1995-04-25),
13. 5359561 - Semiconductor memory device (1994-10-25),
14. 5332922 - Multi-chip semiconductor package (1994-07-26),
15. 5309011 - Wafer scale or full wafer memory system, packaging method thereof, and (1994-05-03),

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Title: The Innovative Inventor Kazuya Ito from Hamura, Japan

Introduction: Kazuya Ito, a prolific inventor hailing from Hamura, Japan, has made significant contributions to the field of technology with 18 patents to his name.

Latest Patents:

1. Data Transmission Device, Data Transfer System, and Method: Kazuya's groundbreaking data transfer method allows for seamless transition from a high-impedance state to a data output state, facilitating the transmission of essential data without waveform shortening limitations.

2. Memory System: Ito's memory system design incorporates a strategically placed clock near memory modules, optimizing read access for efficient data transmission while ensuring a time relationship between the clock and write data to minimize delays.

Career Highlights: With a career enriched at esteemed companies such as Hitachi, Ltd. and Hitachi VLSI Engineering Corp., Kazuya Ito has honed his expertise and spearheaded cutting-edge technological advancements in the industry.

Collaborations: Throughout his journey, Ito has collaborated closely with accomplished individuals in the field, including coworkers Masamichi Ishihara and Toshiyuki Sakuta, fostering a collaborative environment that stimulates innovation and progress.

Conclusion: Kazuya Ito's inventive spirit, coupled with his remarkable patents and collaborative efforts, exemplify his dedication to pushing the boundaries of technology and leaving a lasting impact on the industry.

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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