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Inventor profile of:

David Greif

City:

Reno, Nevada

Country:

United States

Published Applications:

1

Last publication date:

2026-05-21

Recent patent applications by Greif David

David Greif from Reno, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-05-21

US20260137896A1

Human necessities

Hypoxic Mask with Adjustable Supplemental Air Intake

InventorID:

7788797 ⎘