Porous electrode substrate, method for manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers
US-9871257-B2 · Jan 16, 2018 · US
Sumioka Kazuhiro patents
Sumioka Kazuhiro holds 5 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 5 |
| Recent patents | 0 |
| First publication | Mar 24, 2015 |
| Latest publication | Jan 16, 2018 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Porous electrode substrate, method for manufacturing same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cell
US-9705137-B2 · Jul 11, 2017 · US
Porous electrode substrate, method for producing the same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cell
US-9343751-B2 · May 17, 2016 · US
Porous electrode substrate and process for production thereof, porous electrode substrate precursor sheet, membrane-electrode assembly, and polymer electrolyte fuel cell
US-9325016-B2 · Apr 26, 2016 · US
Porous electrode substrate, method for producing the same, membrane electrode assembly, and polymer electrolyte fuel cell
US-8986907-B2 · Mar 24, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Porous electrode substrate, method for manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers
US-9871257-B2 · Jan 16, 2018 · US
Porous electrode substrate, method for manufacturing same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cell
US-9705137-B2 · Jul 11, 2017 · US
Porous electrode substrate, method for producing the same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cell
US-9343751-B2 · May 17, 2016 · US
Porous electrode substrate and process for production thereof, porous electrode substrate precursor sheet, membrane-electrode assembly, and polymer electrolyte fuel cell
US-9325016-B2 · Apr 26, 2016 · US
Porous electrode substrate, method for producing the same, membrane electrode assembly, and polymer electrolyte fuel cell
US-8986907-B2 · Mar 24, 2015 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Electricity | 5 |
| Cross-Sectional Technologies | 5 |
| Textiles & Paper | 4 |
| Chemistry & Metallurgy | 2 |
| Operations & Transport | 1 |
Frequently asked questions
Answers are generated from the same data shown on this page.
- How many patents does Sumioka Kazuhiro have in patentsdb?
- Sumioka Kazuhiro is linked to 5 publications as assignee in our database.
- What technology areas does Sumioka Kazuhiro patent most?
- Top mapped technology areas by patent count: Electricity (5); Cross-Sectional Technologies (5); Textiles & Paper (4).
- Is Sumioka Kazuhiro's patent activity growing?
- In our data, assignee counts were 1 in 2017 and 1 in 2018 (similar year over year).
- What are recent patents assigned to Sumioka Kazuhiro?
- See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.