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For the Inventor, By the Inventor

Lamphun, Thailand

Hoya Lamphun Ltd.


USPTO Granted Patents = 1

Forward Citations = 2

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3 inventors (with patents filed for the assignee):

goldMedal Toshio Takizawa (1 out of 27 patents)

silverMedal Kenichi Nishimori (1 out of 9 patents)

bronzeMedal Kraisorn Phandon (1 out of 5 patents)


1 patent:

1. 10607647 - Magnetic disk substrate with specified changes in height or depth between adjacent raised or lowered portions and an offset portion on a main surface within a range of 92.0 to 97.0% in a radial direction from a center, a magnetic disk with substrate and magnetic disk device (2020-03-31),
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USPTO Data Jan 1 1976 - Oct 13 2026

1 Patents

#2 in Lamphun

#112 in Thailand

Lamphun, TH
Lamphun, Thailand

Hoya Lamphun Ltd.

Forward Citations = 2

3 inventors:

goldMedal Toshio Takizawa (1 out of 27 patents)

silverMedal Kenichi Nishimori (1 out of 9 patents)

bronzeMedal Kraisorn Phandon (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hoya Lamphun Ltd.. Retrieved from https://idiyas.com/company/hoya-lamphun

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]
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