Method and system for calculating stability margin domain of control parameters of hydraulic turbine regulating system
US-12196174-B1 · Jan 14, 2025 · US
This page is not indexed by search engines while we improve data quality.
with retroactive action
with retroactive action · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F03B15/12 |
| Official title | with retroactive action |
| Display label | with retroactive action |
| Total patents | 5 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2019 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydroelectric power generation system
US-11703028-B2 · Jul 18, 2023 · US
Hydroelectric power generation system
US-2022010764-A1 · Jan 13, 2022 · US
Fluid system
US-10352293-B2 · Jul 16, 2019 · US
Fluid system
US-2017314527-A1 · Nov 2, 2017 · US