Hikaru Koyama

This inventor holds 8 USPTO granted patents. Top assignees: Hitachi-High-Technologies Corporation, Hitachi High-Tech Corporation. Active years: 2006-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hikaru Koyama. Retrieved from https://idiyas.com/inventor/hikaru-koyama

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

USPTO Granted Patents = 8

% Patents Active = 62.5

Average Co-Inventor Count = 3.8

ph-index = 3

Forward Citations = 38(Granted Patents)

Location History:

Tokorozawa, JP (2006 - 2007)
Kodaira, JP (2009 - 2020)

Company Filing History:

7 out of 2,874

Hitachi-High-Technologies Corporation

patents

1 out of 1,386

Hitachi High-Tech Corporation

patents

Years Active: 2006-2020

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10840060 - Scanning electron microscope and sample observation method (2020-11-17),

2. 9991092 - Scanning electron microscope and sample observation method (2018-06-05),

3. 7655906 - Method and apparatus for scanning and measurement by electron beam (2010-02-02),

4. 7652248 - Inspection apparatus and inspection method (2010-01-26),

5. 7547884 - Pattern defect inspection method and apparatus thereof (2009-06-16),

6. 7501625 - Electron microscope application apparatus and sample inspection method (2009-03-10),

7. 7276693 - Inspection method and apparatus using charged particle beam (2007-10-02),

8. 7019294 - Inspection method and apparatus using charged particle beam (2006-03-28),

I specialize in innovations, inventions, inventors, patent attorneys, assignees, and patents.

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]