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Marugame, Japan

Suguru Tachibana

This inventor holds 12 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1990-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Suguru Tachibana. Retrieved from https://idiyas.com/inventor/suguru-tachibana-m9eqobuf

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 = 83.3

Average Co-Inventor Count = 4.4

ph-index = 8

Forward Citations = 221(Granted Patents)


Location History:

  • Hachioji, JP (1990 - 1993)
  • Damascus, SY (1999 - 2002)
  • Akiruno, JP (2002)
  • Marugame, JP (1999 - 2005)

Company Filing History:

goldMedal12 out of 42,752 
 
Hitachi, Ltd.
 patents

Years Active: 1990-2005

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12 patents (USPTO):Explore Patents
1. 6940739 - Semiconductor memory device (2005-09-06),
2. 6525985 - Semiconductor memory device (2003-02-25),
3. 6473333 - Storage circuit with layered structure element (2002-10-29),
4. 6353569 - Semiconductor memory device (2002-03-05),
5. 6342710 - Semiconductor integrated circuit (2002-01-29),
6. 6121646 - Semiconductor integrated circuit (2000-09-19),
7. 5943284 - Semiconductor memory device (1999-08-24),
8. 5907867 - Translation lookaside buffer supporting multiple page sizes (1999-05-25),
9. 5253197 - Semiconductor associative memory device with current sensing (1993-10-12),
10. 5218567 - Match detection circuit for cache memory apparatus (1993-06-08),
11. 5107141 - BiCMOS logic circuit using 0.5 micron technology and having an operating (1992-04-21),
12. 4928265 - Semiconductor integrated circuit (1990-05-22),

Certainly! Here is the article about inventor Suguru Tachibana based on the given data:

Title: Innovator Spotlight: Suguru Tachibana - Revolutionizing Semiconductor Memory Devices

Introduction:

Suguru Tachibana, a prolific inventor hailing from Marugame, Japan, has made significant strides in the field of semiconductor memory devices. With a total of 12 patents to his name, Tachibana's innovative contributions have reshaped the landscape of memory technologies.

Latest Patents:

Among his latest patents is a groundbreaking Semiconductor Memory Device. This memory structure features multiple memory cell arrays interconnected in a hierarchy, facilitating faster data retrieval by selectively accessing specific arrays. Tachibana's design also enables efficient cache memory utilization, enhancing overall system performance.

Career Highlights:

Tachibana currently lends his expertise to Hitachi, Ltd., a renowned technology company at the forefront of innovation. Within Hitachi, Tachibana continues to drive advancements in semiconductor memory technologies, solidifying his reputation as a trailblazer in the industry.

Collaborations:

Throughout his career, Tachibana has collaborated closely with esteemed colleagues such as Hisayuki Higuchi and Koichiro Ishibashi. Together, they have spearheaded research initiatives and propelled forward-thinking projects that push the boundaries of memory device capabilities.

Conclusion:

In conclusion, Suguru Tachibana's inventive spirit and technical acumen have positioned him as a key figure in the realm of semiconductor memory devices. His dedication to pushing the boundaries of innovation continues to inspire advancements that shape the future of memory technologies.

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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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