Manufacturing apparatus and manufacturing method of porous glass base material for optical fiber
US-12043564-B2 · Jul 23, 2024 · US
Controlling or regulating ({C03B37/0253 takes precedence } ; controlling or regulating in general G05)
Controlling or regulating ({C03B37/0253 takes precedence } ; controlling or regulating in general G05) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C03B37/07 |
| Official title | Controlling or regulating ({C03B37/0253 takes precedence } ; controlling or regulating in general G05) |
| Display label | Controlling or regulating ({C03B37/0253 takes precedence } ; controlling or regulating in general G05) |
| Total patents | 72 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Manufacturing method of porous glass base material for optical fiber
US-11795098-B2 · Oct 24, 2023 · US
Method for manufacturing glass fiber strand
US-11746037-B2 · Sep 5, 2023 · US
Optical fiber eccentric measurement method and optical fiber manufacturing method
US-2023174408-A1 · Jun 8, 2023 · US
Method for controlling a fibre drawing facility
US-11613495-B2 · Mar 28, 2023 · US
Apparatuses and methods for processing optical fiber preforms
US-11554981-B2 · Jan 17, 2023 · US
Manufacturing apparatus and manufacturing method of porous glass base material for optical fiber
US-2022363583-A1 · Nov 17, 2022 · US
Manufacturing apparatus and manufacturing method of porous glass base material for optical fiber
US-2022363582-A1 · Nov 17, 2022 · US
Miniature, durable polarization devices
US-11493775-B2 · Nov 8, 2022 · US
Manufacturing apparatus and manufacturing method of porous glass base material for optical fiber
US-11427495-B2 · Aug 30, 2022 · US
Method of fabricating optical fiber glass base material, and apparatus for fabricating optical fiber glass base material
US-2022119299-A1 · Apr 21, 2022 · US
Manufacturing method for porous glass deposit and apparatus for manufacturing porous glass deposit
US-2022106220-A1 · Apr 7, 2022 · US
Heating apparatus and method for manufacturing optical fiber base material
US-2022073405-A1 · Mar 10, 2022 · US
Fibre producing machine with improved maintenance
US-2022055940-A1 · Feb 24, 2022 · US
Process of using a submerged combustion melter to produce hollow glass fiber or solid glass fiber having entrained bubbles, and burners and systems to make such fibers
US-11233484-B2 · Jan 25, 2022 · US
Manufacturing method of porous glass base material for optical fiber
US-2021284567-A1 · Sep 16, 2021 · US
Apparatus for manufacturing optical fiber preform
US-11097975-B2 · Aug 24, 2021 · US
Continuous smelting and fiber spinning process
US-2021188692-A1 · Jun 24, 2021 · US
Method for controlling a fibre drawing facility
US-2021053864-A1 · Feb 25, 2021 · US
Device for modifying the temperature of a fibre-forming plate
US-2021047227-A1 · Feb 18, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B37/07?
- CPC C03B37/07 is the Cooperative Patent Classification code for “Controlling or regulating ({C03B37/0253 takes precedence } ; controlling or regulating in general G05).”
- How many patents are filed under CPC C03B37/07 (Controlling or regulating ({C03B37/0253 takes precedence } ; controlling or regulating in general G05))?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC C03B37/07 growing?
- Publication counts under this code: 5 in 2024 vs 7 in 2025 (latest complete years).