![]() MARUWA MARUWA is a company that operates in ceramics, electronic components and devices, quartz glasses, and LED lighting sectors. | ![]() Specialty Product Technologies Specialty Product Technologies (SPT) is a company that designs, manufactures, and markets voltage and power control and conditioning equipment. | |
Founding Date | Founding Date 1973 | Founding Date 1901 |
Type | Type Public | Type Subsidiary |
Tags | ||
Locations | Locations Owariasahi, JP HQ Shanghai, CN Shenzhen Shi, CN Chennai, IN Fukuoka, JP Joetsu, JP Joetsu, JP see more | Locations Elizabethtown, US HQ |
Employees | Employees 1,3805% increase | Employees 671% decrease |

Specialty Product Technologies (SPT) is a company that designs, manufactures, and markets voltage and power control and conditioning equipment.
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