Wafer type sensor, wafer alignment method using the same, and calibration device for calibrating wafer type sensor
US-12394654-B2 · Aug 19, 2025 · US
Casings; Housings; Cabinets (sealing arrangements for transmission members F16J, particularly F16J15/50) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G12B9/02 |
| Official title | Casings; Housings; Cabinets (sealing arrangements for transmission members F16J, particularly F16J15/50) |
| Display label | Casings; Housings; Cabinets (sealing arrangements for transmission members F16J, particularly F16J15/50) |
| Total patents | 8 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 1 |
| 2022 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12394654-B2 · Aug 19, 2025 · US
US-11965770-B2 · Apr 23, 2024 · US
US-2024030054-A1 · Jan 25, 2024 · US
US-11877417-B2 · Jan 16, 2024 · US
US-2022304181-A1 · Sep 22, 2022 · US
US-2022228905-A1 · Jul 21, 2022 · US
US-2019389319-A1 · Dec 26, 2019 · US
US-9954411-B2 · Apr 24, 2018 · US