Flexure hinge
US-2017350442-A1 · Dec 7, 2017 · US
of specially shaped holes
of specially shaped holes · 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 | B23K26/384 |
| Official title | of specially shaped holes |
| Display label | of specially shaped holes |
| Total patents | 254 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 25 |
| 2016 | 27 |
| 2017 | 25 |
| 2018 | 23 |
| 2019 | 41 |
| 2020 | 26 |
| 2021 | 22 |
| 2022 | 13 |
| 2023 | 19 |
| 2024 | 15 |
| 2025 | 16 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Bonded structure and method for producing bonded structure
US-2017259468-A1 · Sep 14, 2017 · US
Method and device for processing cooling hole on workpiece with laser
US-2017232559-A1 · Aug 17, 2017 · US
Methods for forming vias in glass substrates
US-9656909-B2 · May 23, 2017 · US
Additive manufacturing method for making holes bounded by thin walls in turbine components
US-2017130591-A1 · May 11, 2017 · US
Manufacturing process for polymeric stents
US-2017095359-A1 · Apr 6, 2017 · US
Optical device and laser processing apparatus
US-2017072506-A1 · Mar 16, 2017 · US
Method of manufacturing a mask
US-2017029957-A1 · Feb 2, 2017 · US
Laser processing apparatus and method of forming through-hole
US-2016368088-A1 · Dec 22, 2016 · US
Method for rapid laser drilling of holes in glass and products made therefrom
US-2016368100-A1 · Dec 22, 2016 · US
Methods of etching glass substrates and glass substrates
US-2016362331-A1 · Dec 15, 2016 · US
Plate-shaped object processing method
US-9517962-B2 · Dec 13, 2016 · US
Method for rapid laser drilling of holes in glass and products made therefrom
US-9517963-B2 · Dec 13, 2016 · US
Graphite composite film
US-9500418-B2 · Nov 22, 2016 · US
Mask plate, method for fabricating the same, display panel and display device
US-2016333457-A1 · Nov 17, 2016 · US
Gas permeable window and method of fabricating the same
US-2016279895-A1 · Sep 29, 2016 · US
Laser machining method and laser machining apparatus
US-2016279738-A1 · Sep 29, 2016 · US
System and method for cutting a passage in an airfoil
US-2016271734-A1 · Sep 22, 2016 · US
Wire for I-shape oil rings and producing method of the same
US-9409257-B2 · Aug 9, 2016 · US
Laser processing apparatus
US-2016199940-A1 · Jul 14, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K26/384?
- CPC B23K26/384 is the Cooperative Patent Classification code for “of specially shaped holes.”
- How many patents are filed under CPC B23K26/384 (of specially shaped holes)?
- Our database includes 254 publications tagged with this CPC code.
- Is patent activity under CPC B23K26/384 growing?
- Publication counts under this code: 15 in 2024 vs 16 in 2025 (latest complete years).