Methods and coatings for advanced audio recording and playback
US-10629227-B2 · Apr 21, 2020 · US
Groove formations, e.g. run-in groove, run-out groove · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G11B3/72 |
| Official title | Groove formations, e.g. run-in groove, run-out groove |
| Display label | Groove formations, e.g. run-in groove, run-out groove |
| Total patents | 7 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2020 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10629227-B2 · Apr 21, 2020 · US
US-10152990-B2 · Dec 11, 2018 · US
US-2018240474-A1 · Aug 23, 2018 · US
US-2018166095-A1 · Jun 14, 2018 · US
US-9754609-B2 · Sep 5, 2017 · US
US-2016064014-A1 · Mar 3, 2016 · US
US-9171565-B2 · Oct 27, 2015 · US