Graphene sheet and nanomechanical resonator
US-9973111-B2 · May 15, 2018 · US
Electrostatic generators or motors using a solid moving electrostatic charge carrier · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02N1/00 |
| Official title | Electrostatic generators or motors using a solid moving electrostatic charge carrier |
| Display label | Electrostatic generators or motors using a solid moving electrostatic charge carrier |
| Total patents | 149 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 19 |
| 2017 | 17 |
| 2018 | 24 |
| 2019 | 11 |
| 2020 | 16 |
| 2021 | 15 |
| 2022 | 8 |
| 2023 | 9 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-9973111-B2 · May 15, 2018 · US
US-2018013331-A1 · Jan 11, 2018 · US
US-2017370352-A1 · Dec 28, 2017 · US
US-2017369303-A1 · Dec 28, 2017 · US
US-9847740-B2 · Dec 19, 2017 · US
US-2017338750-A1 · Nov 23, 2017 · US
US-9722521-B2 · Aug 1, 2017 · US
US-9712086-B2 · Jul 18, 2017 · US
US-2017201191-A1 · Jul 13, 2017 · US
US-9698705-B2 · Jul 4, 2017 · US
US-2017183219-A1 · Jun 29, 2017 · US
US-2017141701-A1 · May 18, 2017 · US
US-9602026-B2 · Mar 21, 2017 · US
US-9595892-B2 · Mar 14, 2017 · US
US-2017054384-A1 · Feb 23, 2017 · US
US-2017054385-A1 · Feb 23, 2017 · US
US-9571010-B2 · Feb 14, 2017 · US
US-9571008-B2 · Feb 14, 2017 · US
US-9548720-B1 · Jan 17, 2017 · US
US-2016340174-A1 · Nov 24, 2016 · US
Answers are generated from the same data shown on this page.