Patent ID: 11905615
Assignee: STAMFORD DEVICES LIMITED
Field: Surface technology, coating (Chemistry)
Classification: CPC C  A  B | IPC A  B  C

Claim 9:
10. A nebulizer aperture plate for use in aerosolizing a liquid in a nebulizer, comprising:
a first material having a plurality of first apertures,
a second material above the first material, the second material having a plurality of second apertures above the plurality of first apertures in the first material;
a third material above the second material, the third material having a plurality of third apertures above the plurality of second apertures in the second material;
wherein at least one of the first material, the second material, or the third material includes a characteristic of being formed through a photolithography process, and
a pitch of one or more of the first apertures is between 2 μm and 5 μm.