Inventor
Bunji Shimomura
Inventor
Kawasaki, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation21%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds21%
C08LCompositions of macromolecular compounds21%
C02FTreatment of water, waste water, sewage, or sludge14%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management14%
C12MApparatus for enzymology or microbiology7%
PatentTitleYear
5,116,504'Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same'19924,975,190'Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same'19904,968,331'Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1992Patents assigned to NIPPON STEEL CORP (3)· patent assignee history
1990–1992Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 3 | 1990–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 3 | 1990–1992 |