Filtration component with microcapsule elements for respiratory protective device
US-12576291-B2 · Mar 17, 2026 · US
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Xiang Hongbing patents
Xiang Hongbing is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Xiang Hongbing |
| Total patents | 16 |
| First publication | Aug 11, 2022 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Custom-controllable powered respirator face mask
US-12447361-B2 · Oct 21, 2025 · US
Gas cartridge
US-D1091825-S · Sep 2, 2025 · US
Respirator
US-12390672-B2 · Aug 19, 2025 · US
Self-contained breathing apparatus, component thereof, and battery compartment therefor
US-2025152977-A1 · May 15, 2025 · US
Custom-controllable powered respirator face mask
US-2024299781-A1 · Sep 12, 2024 · US
Custom-controllable powered respirator face mask
US-12017094-B2 · Jun 25, 2024 · US
Slide install respirator cartridges and respirators
US-2024091569-A1 · Mar 21, 2024 · US
Adjustable face mask assembly and method of using the same
US-2023398382-A1 · Dec 14, 2023 · US
Apparatus and method for optimizing air flow in respiratory protective devices
US-2023181942-A1 · Jun 15, 2023 · US
Recent patents
Latest publications not already listed above.
Filtration component with microcapsule elements for respiratory protective device
US-2023181944-A1 · Jun 15, 2023 · US
Custom-controllable powered respirator face mask
US-2023149749-A1 · May 18, 2023 · US
Custom-controllable powered respirator face mask
US-11541255-B2 · Jan 3, 2023 · US
Respirator
US-2022249883-A1 · Aug 11, 2022 · US
Filter, respirator, and method for manufacturing filter
US-2022249996-A1 · Aug 11, 2022 · US
Respirator
US-2022249878-A1 · Aug 11, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Honeywell Int Inc | 11 |
| Honeywell Safety Products Usa Inc | 5 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A62B18/08 | 12 |
| A62B7/10 | 11 |
| A62B18/006 | 10 |
| A62B23/02 | 8 |
| A62B18/02 | 7 |