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For the Inventor, By the Inventor

Higashiyamato, Japan

Masayasu Kawamura

This inventor holds 12 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Ulsi Systems Co., Ltd., Texas Instruments Corporation. Active years: 1995-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayasu Kawamura. Retrieved from https://idiyas.com/inventor/masayasu-kawamura

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

Calculating rank
USPTO Granted Patents = 12

% Patents Active = 75.0

Average Co-Inventor Count = 5.8

ph-index = 7

Forward Citations = 420(Granted Patents)


Location History:

  • Kodaira, JP (1995 - 1997)
  • Higashiyamato, JP (2001 - 2007)

Company Filing History:

goldMedal5 out of 42,743 
 
Hitachi, Ltd.
 patents
silverMedal3 out of 336 
 
Hitachi Ulsi Systems Co., Ltd.
 patents
bronzeMedal2 out of 29,922 
 
Texas Instruments Corporation
 patents
4. 1 out of 1,458 
 
Elpida Memory, Inc.
 patents
5. 1 out of 182 
 
Hitachi Vlsi Engineering Corp.
 patents
6. 5 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1995-2007

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12 patents (USPTO):Explore Patents
1. 7227251 - Semiconductor device and a memory system including a plurality of IC chips in a common package (2007-06-05),
2. 7122883 - Stacked semiconductor device including improved lead frame arrangement (2006-10-17),
3. 7012321 - Stacked semiconductor device including improved lead frame arrangement (2006-03-14),
4. 6885092 - Semiconductor device and a memory system including a plurality of IC chips in a common package (2005-04-26),
5. 6566760 - Semiconductor storage device having memory chips in a stacked structure (2003-05-20),
6. 6555918 - Stacked semiconductor device including improved lead frame arrangement (2003-04-29),
7. 6426560 - Semiconductor device and memory module (2002-07-30),
8. 6383845 - Stacked semiconductor device including improved lead frame arrangement (2002-05-07),
9. 6252299 - Stacked semiconductor device including improved lead frame arrangement (2001-06-26),
10. 5596535 - Semiconductor storage device (1997-01-21),
11. 5498897 - Transistor layout for semiconductor integrated circuit (1996-03-12),
12. 5475692 - Semiconductor memory device (1995-12-12),

Title: Masayasu Kawamura - Innovative Inventor from Higashiyamato, Japan

Introduction: Masayasu Kawamura is a renowned inventor hailing from Higashiyamato, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masayasu Kawamura holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his diverse range of expertise and innovative thinking.

Career Highlights: With a career spanning over two decades, Masayasu Kawamura has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Masayasu Kawamura has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Masayasu Kawamura's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his reputation as a visionary inventor in the global tech community.

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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