Humidification apparatus for fuel cell system
US-9225026-B2 · Dec 29, 2015 · US
Operations & Transport
Operations & Transport · 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 | B01D63/02 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 984 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 73 |
| 2016 | 80 |
| 2017 | 122 |
| 2018 | 82 |
| 2019 | 90 |
| 2020 | 91 |
| 2021 | 68 |
| 2022 | 90 |
| 2023 | 83 |
| 2024 | 110 |
| 2025 | 75 |
| 2026 | 20 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing copolymer for semiconductor lithography containing reduced amount of metal impurities, and method for purifying polymerization initiator for production of copolymer
US-9216948-B2 · Dec 22, 2015 · US
Pressurized Hollow Fiber Membrane Module and Backwashing Method Using Same
US-2015352499-A1 · Dec 10, 2015 · US
Hollow fiber membrane module, method for producing hollow fiber membrane, and method for producing hollow fiber membrane module
US-2015343394-A1 · Dec 3, 2015 · US
Oxygenator
US-9199023-B2 · Dec 1, 2015 · US
Method and system for steam generation and purification
US-9200800-B2 · Dec 1, 2015 · US
Removal of carbon dioxide via dialysis
US-2015335807-A1 · Nov 26, 2015 · US
Filtering apparatus
US-2015328587-A1 · Nov 19, 2015 · US
Membrane humidifier
US-9190677-B2 · Nov 17, 2015 · US
Air separation module with clam shell axial support
US-9186628-B2 · Nov 17, 2015 · US
Apparatus and process for treatment of water
US-9180411-B2 · Nov 10, 2015 · US
Method of preparing platelet solution replaced with artificial preservation solution
US-2015313943-A1 · Nov 5, 2015 · US
Filtration systems and methods for filtering solids
US-2015306525-A1 · Oct 29, 2015 · US
System and method for filtration
US-2015298996-A1 · Oct 22, 2015 · US
Device for quickly venting and draining a filter
US-2015300524-A1 · Oct 22, 2015 · US
Open bottom multiple channel gas delivery device for immersed membranes
US-2015290563-A1 · Oct 15, 2015 · US
Humidifier for fuel cell
US-9160015-B2 · Oct 13, 2015 · US
Hollow fiber membrane and method for manufacturing thereof
US-9156005-B2 · Oct 13, 2015 · US
Enhancing flux of a microporous hollow fiber membrane
US-9149772-B2 · Oct 6, 2015 · US
Hollow fiber membrane and method for manufacturing thereof
US-2015273400-A9 · Oct 1, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D63/02?
- CPC B01D63/02 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01D63/02 (Operations & Transport)?
- Our database includes 984 publications tagged with this CPC code.
- Is patent activity under CPC B01D63/02 growing?
- Publication counts under this code: 110 in 2024 vs 75 in 2025 (latest complete years).