Hachioji, Japan

Kenji Sameshima

This inventor holds 14 USPTO granted patents. Top assignees: Hitachi, Ltd., Nippon Hoso' Kyokai, Consortium for Advanced Semiconductor Materials and Related Technologies. Active years: 1989-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Sameshima. Retrieved from https://idiyas.com/inventor/kenji-sameshima

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


% Patents Active = 100.0

Average Co-Inventor Count = 8.5

ph-index = 6

Forward Citations = 180(Granted Patents)


Company Filing History:


Years Active: 1989-2009

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14 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Kenji Sameshima - Pioneering Inventor in Semiconductor Technology

Introduction:

Kenji Sameshima, a prolific inventor hailing from Hachioji, JP, has made significant contributions to the field of semiconductor technology. With an impressive portfolio of 14 patents, Sameshima's innovative work has advanced the realm of non-contact identification semiconductor devices and substrate evaluation processes.

Latest Patents:

Among his latest patents is the groundbreaking "Substrate for evaluation" technology. This patent revolutionizes the Chemical Mechanical Planarization (CMP) process for semiconductor devices, enhancing flatness and resolving Cu residue issues in damascene wiring structures. Additionally, Sameshima's patent on "Semiconductor devices and manufacturing method therefor" introduces a novel approach to non-contact identification semiconductor devices, utilizing small form factor chips with electron beam-printed identification patterns.

Career Highlights:

Throughout his illustrious career, Kenji Sameshima has been associated with esteemed companies such as Hitachi, Ltd. and Nippon Hoso Kyokai. His expertise and contributions have played a pivotal role in shaping the semiconductor industry, demonstrating his commitment to innovation and technological advancement.

Collaborations:

Sameshima's collaborative efforts with industry peers, including Tadaaki Hirai and Keiichi Shidara, have led to the development of cutting-edge technologies and solutions. Together, they have fostered a culture of innovation and excellence, driving progress in semiconductor research and development.

Conclusion:

In conclusion, Kenji Sameshima stands as a trailblazing figure in the world of semiconductor technology, with a remarkable track record of patents and accomplishments. His visionary inventions have not only propelled the industry forward but have also inspired future generations of inventors to push the boundaries of innovation.

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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