Inventor
Hiroaki Ishibashi
Inventor
Minamatashi, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Jprimary
C08JWorking-up27%
C08BPolysaccharides18%
A61KPreparations for medical, dental or toiletry purposes9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%
B01DSeparation9%
C01BNon-metallic elements9%
C05FOrganic fertilisers not covered by subclasses c05b, c05c, e.g. fertilisers from waste or refuse9%
C08LCompositions of macromolecular compounds9%
PatentTitleYear
4,784,853'Antiviral agent'19884,461,892'Process for preparing porous spherical cellulose particles'19844,390,691'Process for preparing porous spherical cellulose particles'19834,312,980'Process for preparing porous cellulose spherical particles'19824,207,303'Method for producing pure phosphoric acid'19804,180,392'Method for producing organic fertilizers'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1988Patents assigned to CHISSO CORP (6)· patent assignee history
1979Patents assigned to SANYO KOKUSAKU PULP CO (1)· patent assignee history
1979–1988Based in Minamatashi, JP· patent location history
1982Based in Minamata, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHISSO CORP | 6 | 1979–1988 |
| SANYO KOKUSAKU PULP CO | 1 | 1979 |
Locations
| Location | Patents | Span |
|---|---|---|
| Minamatashi, JP | 5 | 1979–1988 |
| Minamata, JP | 1 | 1982 |