Granted Patent
Utility
US 6,547,433 · App. 09/754,915
Air mixing device having series of parallel airflow passages
Inventors:
Muammer Yazici, Ming Hui Han
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Jan 5, 2001
Inventors
Muammer Yazici
Ming Hui Han
Assignee (at issue)
M & I Heat Transfer Products, Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.