Circuit arrangement for modeling transistor layout characteristics
US-9507897-B2 · Nov 29, 2016 · 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 | H01L29/0804 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 718 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 52 |
| 2016 | 101 |
| 2017 | 103 |
| 2018 | 90 |
| 2019 | 109 |
| 2020 | 81 |
| 2021 | 61 |
| 2022 | 40 |
| 2023 | 40 |
| 2024 | 32 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Transistor laser optical switching and memory techniques and devices
US-9478942-B2 · Oct 25, 2016 · US
Bipolar junction transistor with multiple emitter fingers
US-2016211345-A1 · Jul 21, 2016 · US
Power semiconductor device and method of fabricating the same
US-9391137-B2 · Jul 12, 2016 · US
Electrostatic discharge protection circuit
US-9337179-B2 · May 10, 2016 · US
Semiconductor devices
US-9337185-B2 · May 10, 2016 · US
Self-aligned emitter-base region
US-9276093-B2 · Mar 1, 2016 · US
Bidirectional Two-Base Bipolar Junction Transistor Operation, Circuits, and Systems with Diode-Mode Turn-On
US-2016056815-A1 · Feb 25, 2016 · US
Trench gate mos semiconductor device and method for manufacturing the same
US-2015380538-A1 · Dec 31, 2015 · US
Semiconductor device
US-2015380401-A1 · Dec 31, 2015 · US
Power semiconductor device
US-2015364585-A1 · Dec 17, 2015 · US
Semiconductor Device Having an Insulated Gate Bipolar Transistor Arrangement
US-2015364588-A1 · Dec 17, 2015 · US
Hybrid bipolar junction transistor
US-2015357386-A1 · Dec 10, 2015 · US
Power Semiconductor Device
US-2015357449-A1 · Dec 10, 2015 · US
Bidirectional bipolar junction transistor operation, circuits, and systems with two base junctions clamped by default
US-9209798-B2 · Dec 8, 2015 · US
Semiconductor device
US-2015340480-A1 · Nov 26, 2015 · US
IGBT device with buried emitter regions
US-9196714-B2 · Nov 24, 2015 · US
Power semiconductor device and fabrication method thereof
US-2015325653-A1 · Nov 12, 2015 · US
Igbt structure on sic for high performance
US-2015311325-A1 · Oct 29, 2015 · US
Bipolar junction transistors with reduced base-collector junction capacitance
US-2015311283-A1 · Oct 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L29/0804?
- CPC H01L29/0804 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L29/0804 (Electricity)?
- Our database includes 718 publications tagged with this CPC code.
- Is patent activity under CPC H01L29/0804 growing?
- Publication counts under this code: 32 in 2024 vs 9 in 2025 (latest complete years).