Framingham, Massachusetts
United States
8
2021-01-14
The entities that hold a legal rights for patent applications filed by inventor Lee Daniel K.:
Daniel K. Lee from Framingham, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Light diffusers for smart relaxation masks
#2 | 2021-01-14Smart relaxation masks with wired earpieces
#3 | 2021-01-14Electrically conductive eartips
#4 | 2020-01-02Dual zone discharge of rechargeable batteries
#5 | 2019-07-11Integrating wax guards into earphone ear tips
#6 | 2018-12-13Spectral optimization of audio masking waveforms
#7 | 2018-11-22Headphones with external pressure equalization path
#8 | 2017-12-07Spectral optimization of audio masking waveforms
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