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Kanagawa, Japan

Katsuyuki Hironaka

This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignee: Sony Corporation. Active years: 1999-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyuki Hironaka. Retrieved from https://idiyas.com/inventor/katsuyuki-hironaka

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

Calculating rank

USPTO Granted Patents = 11 (Patent Applications = 1)

% Patents Active = 72.7

Average Co-Inventor Count = 4.0

ph-index = 4

Forward Citations = 29(Granted Patents)

Company Filing History:

11 out of 58,148

Sony Corporation

Years Active: 1999-2007

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7306751 - Crystalline superfine particles, complex material, method of manufacturing crystalline superfine particles, inverted micelles, inverted micelles enveloping precursor superfine particles, inverted micelles enveloping crystalline superfine particles, and precursor superfine particles (2007-12-11),

2. 7160614 - Crystalline superfine particles, complex material, method of manufacturing crystalline superfine particles, inverted micelles, inverted micelles enveloping precursor superfine particles, inverted micelles enveloping crystalline superfine particles, and precursor superfine particles (2007-01-09),

3. 6995069 - Dielectric capacitor manufacturing method and semiconductor storage device manufacturing method (2006-02-07),

4. 6544857 - Dielectric capacitor manufacturing method and semiconductor storage device manufacturing method (2003-04-08),

5. 6251360 - Method of producing bismuth layered compound (2001-06-26),

6. 6114199 - Manufacturing method for ferroelectric film and nonvolatile memory using (2000-09-05),

7. 6043561 - Electronic material, its manufacturing method, dielectric capacitor, (2000-03-28),

8. 6004392 - Ferroelectric capacitor and manufacturing the same using bismuth layered (1999-12-21),

9. 5976624 - Process for producing bismuth compounds, and bismuth compounds (1999-11-02),

10. 5935549 - Method of producing bismuth layered compound (1999-08-10),

11. 5904766 - Process for preparing bismuth compounds (1999-05-18),

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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