Dialight Japan Co., Ltd.

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 5

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3 inventors (with patents filed for the assignee):

Masanori Haba (2 out of 8 patents)

Akio Hiraki (1 out of 7 patents)

Hirokazu Fujii (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7511415 - Backlight for liquid crystal display device (2009-03-31),

2. 7468579 - Lighting device with anode including carbon fiber mixed paper (2008-12-23),

3. 7432643 - Lighting device (2008-10-07),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#949 in Osaka

#8,934 in Japan

Osaka, Japan

Dialight Japan Co., Ltd.

Forward Citations = 5

3 inventors:

Masanori Haba (2 out of 8 patents)

Akio Hiraki (1 out of 7 patents)

Hirokazu Fujii (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dialight Japan Co., Ltd.. Retrieved from https://idiyas.com/company/dialight-japan-company

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

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]