Polyimide precursor, polyimide, polyimide film, and method for manufacturing triazine compound used for manufacturing same
US-9511565-B2 · Dec 6, 2016 · US
having particular electrical or magnetic properties, e.g. piezoelectric
having particular electrical or magnetic properties, e.g. piezoelectric · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B32B2307/20 |
| Official title | having particular electrical or magnetic properties, e.g. piezoelectric |
| Display label | having particular electrical or magnetic properties, e.g. piezoelectric |
| Total patents | 740 |
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 | 56 |
| 2016 | 59 |
| 2017 | 99 |
| 2018 | 90 |
| 2019 | 70 |
| 2020 | 77 |
| 2021 | 78 |
| 2022 | 59 |
| 2023 | 71 |
| 2024 | 48 |
| 2025 | 26 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluorosilicone-based dielectric elastomer and method for its production
US-9478727-B2 · Oct 25, 2016 · US
Piezoelectric element including fluororesin film
US-9343653-B2 · May 17, 2016 · US
Method for producing porous polyimide film, porous polyimide film and separator using same
US-2016072110-A1 · Mar 10, 2016 · US
Composite substrate, semiconductor device, and method for manufacturing semiconductor device
US-2015380290-A1 · Dec 31, 2015 · US
Method for transferring carbon nanotube array and method for forming carbon nanotube structure
US-2015360948-A1 · Dec 17, 2015 · US
Display device and laminated optical film
US-2015362647-A1 · Dec 17, 2015 · US
Thermal Interface Solution with Reduced Adhesion Force
US-2015359108-A1 · Dec 10, 2015 · US
Metal Member, A Terminal, A Wire Connecting Structure and A Method of Manufacturing A Terminal
US-2015357723-A1 · Dec 10, 2015 · US
Method and apparatus for producing preform
US-2015352821-A1 · Dec 10, 2015 · US
Production method for solar cell module and production device for solar cell module
US-2015340543-A1 · Nov 26, 2015 · US
Composite Substrate, Elastic Wave Device, and Method for Producing Elastic Wave Device
US-2015328875-A1 · Nov 19, 2015 · US
Housing for electrical power cells in electrically driven automotive vehicles
US-9174417-B2 · Nov 3, 2015 · US
Resistance assembly for mobile device and manufacturing method thereof
US-2015310970-A1 · Oct 29, 2015 · US
Film target for laser-induced particle acceleration and method of manufacturing the same
US-9171691-B2 · Oct 27, 2015 · US
Line-Shaped Assembly
US-2015294765-A1 · Oct 15, 2015 · US
Fibrillated liquid crystal polymer powder, method of producing fibrillated liquid crystal polymer powder, paste, resin multilayer substrate, and method of producing resin multilayer substrate
US-2015294754-A1 · Oct 15, 2015 · US
Bonded structure with enhanced adhesion strength
US-9159674-B2 · Oct 13, 2015 · US
Methods for operating a debonder
US-2015283798-A1 · Oct 8, 2015 · US
Method for producing a card body, and card body
US-9147146-B2 · Sep 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B32B2307/20?
- CPC B32B2307/20 is the Cooperative Patent Classification code for “having particular electrical or magnetic properties, e.g. piezoelectric.”
- How many patents are filed under CPC B32B2307/20 (having particular electrical or magnetic properties, e.g. piezoelectric)?
- Our database includes 740 publications tagged with this CPC code.
- Is patent activity under CPC B32B2307/20 growing?
- Publication counts under this code: 48 in 2024 vs 26 in 2025 (latest complete years).