Porous amorphous metallic electrocatalytic materials for water electrolysis
US-11339486-B2 · May 24, 2022 · US
This page is not indexed by search engines while we improve data quality.
Hu Fei patents
Hu Fei holds 11 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 11 |
| Recent patents | 0 |
| First publication | Jan 22, 2015 |
| Latest publication | May 24, 2022 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Light source and display system
US-10585293-B2 · Mar 10, 2020 · US
Light emitting device with diffuser and light reflector
US-9989202-B2 · Jun 5, 2018 · US
Light source, light combining device, and projection device with the light source
US-9891439-B2 · Feb 13, 2018 · US
Light source employing a wavelength conversion device with a light introducing device and a light collecting device
US-9851071-B2 · Dec 26, 2017 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Porous amorphous metallic electrocatalytic materials for water electrolysis
US-11339486-B2 · May 24, 2022 · US
Light source and display system
US-10585293-B2 · Mar 10, 2020 · US
Light emitting device with diffuser and light reflector
US-9989202-B2 · Jun 5, 2018 · US
Light source, light combining device, and projection device with the light source
US-9891439-B2 · Feb 13, 2018 · US
Light source employing a wavelength conversion device with a light introducing device and a light collecting device
US-9851071-B2 · Dec 26, 2017 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G03B21/204 | 6 |
| G03B21/2066 | 5 |
| G03B21/14 | 4 |
| F21V13/08 | 4 |
| G03B21/20 | 3 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 10 |
| Mechanical Engineering | 9 |
| Electricity | 4 |
| Chemistry & Metallurgy | 1 |
| Cross-Sectional Technologies | 1 |