Sherman, Texas
United States
2
2014-01-09
The entities that hold a legal rights for patent applications filed by inventor Purdom Ray H.:
Ray H. Purdom from Sherman, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Leadframe-based premolded package having air channel for microelectromechanical system (MEMS) device
#2 | 2011-06-30Leadframe-based premolded package having acoustic air channel for micro-electro-mechanical system
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