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Kenji Kuwahara

This inventor holds 10 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1978-2001.

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

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 6

Forward Citations = 183(Granted Patents)

Location History:

Kobe, JP (1978)
Nara, JP (1996)
Ikoma, JP (1996 - 2001)

Company Filing History:

10 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Years Active: 1978-2001

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6303227 - Lubricant composition magnetic recording medium, and process for producing magnetic recording medium (2001-10-16),

2. 5798135 - Method for producing a magnetic recording medium having a carbon (1998-08-25),

3. 5776602 - Magnetic recording medium having a carbon protective film containing (1998-07-07),

4. 5670107 - Method for producing magnetic recording medium (1997-09-23),

5. 5637393 - Magnetic recording medium and its manufacturing method (1997-06-10),

6. 5589263 - Magnetic recording medium having a ferromagnetic metal thin film, a dry (1996-12-31),

7. 5540957 - Method of manufacturing a magnetic recording medium (1996-07-30),

8. 5496595 - Method for forming film by plasma CVD (1996-03-05),

9. 5494742 - Magnetic recording medium having improved running time and corrosion (1996-02-27),

10. 4119573 - Glaze resistor composition and method of making the same (1978-10-10),

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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