Inventor profile of:

William R. SPREEN

City:

Durham, North Carolina

Country:

United States

Published Applications:

2

Last publication date:

2025-04-10

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The entities that hold a legal rights for patent applications filed by inventor SPREEN William R.:

Recent patent applications by SPREEN William R.

William R. SPREEN from Durham, US has applied for patents for these inventions. The list has both pending applications and granted patents:

InventorID:

6815232 ⎘