Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Breathable mask capable of transmitting sound

Breathable mask capable of transmitting sound

US Patent 10856591 · Granted Dec 8, 2020

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Gas-supplying mouth mask2023
Gas-supplying mouth mask2023
Microenvironmental gas permeable layer capable of supplying hydrogen2022
Microenvironmental gas permeable layer capable of supplying hydrogen2022
Microenvironmental gas permeable layer capable of supplying hydrogen2022
Microenvironmental gas permeable layer capable of supplying hydrogen2022
Microenvironmental gas permeable layer capable of supplying hydrogen2022
Use and method of gas supply device for lightening hair color2021
Use and method of gas supply device for lightening hair color2021
Microenvironment hydrogen-supplying breathable layer and applications thereof2021
Microenvironment hydrogen-supplying breathable layer and applications thereof2021
Microenvironment hydrogen-supplying breathable layer and applications thereof2021