Inventor
Yuuichi Fujii
Inventor
Ichihara, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Jprimary
C08JWorking-up17%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%
B29CShaping or joining of plastics11%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts11%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
Y10TTechnical subjects covered by former us classification11%
B01DSeparation6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,968,328Porous polyimide film production method and porous polyimide film produced using said method20218,980,421'Porous polyimide membrane and process for production thereof'20157,468,340'Metal-supported porous carbon film, fuel cell electrode and fuel cell employing the electrode'20086,565,962'Polyimide porous film'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2021Patents assigned to UBE INDUSTRIES (4)· patent assignee history
2003–2008Based in Ichihara, JP· patent location history
2015Patents assigned to BABAZONO MAKOTO (1)· patent assignee history
2015Patents assigned to FUJII YUUICHI (1)· patent assignee history
2015Patents assigned to MATSUO MAKOTO (1)· patent assignee history
2015Patents assigned to OHYA SHYUSEI (1)· patent assignee history
2015Based in Chiba, JP· patent location history
2021Based in Yamaguchi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UBE INDUSTRIES | 4 | 2003–2021 |
| BABAZONO MAKOTO | 1 | 2015 |
| FUJII YUUICHIself | 1 | 2015 |
| MATSUO MAKOTO | 1 | 2015 |
| OHYA SHYUSEI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ichihara, JP | 2 | 2003–2008 |
| Yamaguchi, JP | 1 | 2021 |
| Chiba, JP | 1 | 2015 |