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Yasutake Ishino

This inventor holds 6 USPTO granted patents. Top assignees: Denso Corporation, Nippondenso Co., Ltd.. Active years: 1990-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutake Ishino. Retrieved from https://idiyas.com/inventor/yasutake-ishino

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

USPTO Granted Patents = 6

% Patents Active = 66.7

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 56(Granted Patents)

Location History:

Aichi-pref., JP (2005)
Kariya, JP (1990 - 2010)

Company Filing History:

5 out of 20,407

Denso Corporation

Nippondenso Co., Ltd.

Years Active: 1990-2010

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7723906 - Spark plug designed to minimize drop in insulation resistance (2010-05-25),

2. 6956319 - Structure of spark plug designed to provide higher wear resistance to center electrode and production method thereof (2005-10-18),

3. 6794803 - Spark plug for an internal combustion engine (2004-09-21),

4. 6552476 - Spark plug for internal combustion engine having better self-cleaning function (2003-04-22),

5. 6316868 - Spark plug for internal combustion engine having better self-cleaning function (2001-11-13),

6. 4937484 - Sparking plug (1990-06-26),

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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