III-V or II-VI compound semiconductor films on graphitic substrates
US-10472734-B2 · Nov 12, 2019 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01L29/151 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 170 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 21 |
| 2016 | 8 |
| 2017 | 12 |
| 2018 | 13 |
| 2019 | 21 |
| 2020 | 21 |
| 2021 | 15 |
| 2022 | 12 |
| 2023 | 15 |
| 2024 | 22 |
| 2025 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor device including enhanced contact structures having a superlattice
US-2019280090-A1 · Sep 12, 2019 · US
Substrates and transistors with 2D material channels on 3D geometries
US-10411135-B2 · Sep 10, 2019 · US
Method for making a semiconductor device including a superlattice as a gettering layer
US-10381242-B2 · Aug 13, 2019 · US
An apparatus and method of forming an apparatus comprising a graphene field effect transistor
US-2019157396-A1 · May 23, 2019 · US
Optoelectronic Semiconductor Chip
US-2019109246-A1 · Apr 11, 2019 · US
Optoelectronic semiconductor chip
US-10164134-B2 · Dec 25, 2018 · US
Epitaxy technique for growing semiconductor compounds
US-10158044-B2 · Dec 18, 2018 · US
Methods for coating semiconductor nanocrystals
US-10096678-B2 · Oct 9, 2018 · US
Approach to preventing atomic diffusion and preserving electrical conduction using two dimensional crystals and selective atomic layer deposition
US-10096679-B1 · Oct 9, 2018 · US
Nitride semiconductor epitaxial stack structure and power device thereof
US-2018240901-A1 · Aug 23, 2018 · US
Template-Assisted Synthesis of 2D Nanosheets Using Nanoparticle Templates
US-2018186653-A1 · Jul 5, 2018 · US
Substrates and Transistors with 2D Material Channels on 3D Geometries
US-2018182898-A1 · Jun 28, 2018 · US
Forming arsenide-based complementary logic on a single substrate
US-9991172-B2 · Jun 5, 2018 · US
Superlattice memory and memory device
US-2018114900-A1 · Apr 26, 2018 · US
Semiconductor Structure Having Graded Transition Bodies
US-2018083106-A1 · Mar 22, 2018 · US
Semiconductor device
US-2018062009-A1 · Mar 1, 2018 · US
Optoelectronic Semiconductor Chip
US-2018062031-A1 · Mar 1, 2018 · US
Ultraviolet Reflective Rough Adhesive Contact
US-2018026157-A1 · Jan 25, 2018 · US
III-nitride semiconductor structures with strain absorbing interlayers
US-9837495-B2 · Dec 5, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L29/151?
- CPC H01L29/151 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L29/151 (Electricity)?
- Our database includes 170 publications tagged with this CPC code.
- Is patent activity under CPC H01L29/151 growing?
- Publication counts under this code: 22 in 2024 vs 10 in 2025 (latest complete years).