Inventor
Katsumasa Matsumoto
Inventor
Tokyo, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy27%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution27%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry18%
C01BNon-metallic elements18%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds9%
PatentTitleYear
10,103,398Support carbon material and catalyst for solid polymer type fuel cell use201810,096,837Supporting carbon material for solid polymer fuel cell and catalyst metal particle-supporting carbon material201810,003,085Carbon support material for solid polymer type fuel cell use and metal catalyst particle- supporting carbon material and methods of production of same2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018Patents assigned to NIPPON STEEL & SUMIKIN CHEM CO (3)· patent assignee history
2018Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (3)· patent assignee history
2018Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL & SUMIKIN CHEM CO | 3 | 2018 |
| NIPPON STEEL & SUMITOMO METAL CORP | 3 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 2018 |