Inventor
Yuki Takuma
Inventor
Machida, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds42%
C07HSugars17%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
C08BPolysaccharides8%
C22BProduction and refining of metals8%
G01NInvestigating or analysing materials by determining their chemical or physical properties8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
PatentTitleYear
6,900,298'Process for producing nucleic acid derivative'20055,698,697'2-cyanopiperazine and method of producing the same'19975,370,798'Method for capturing metal ions'19944,904,787'Method for producing 2,4-dihydroxyquinoline derivatives'19904,769,480'Benzylamine derivative'19884,760,145'Certain 6,7-methylene dioxydihydro or tetrahydro-isoquinoline derivatives'19884,746,747'Anisole derivatives'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1994Patents assigned to MITSUBISHI CHEM IND (5)· patent assignee history
1988–1994Based in Machida, JP· patent location history
1997–2005Patents assigned to MITSUBISHI CHEM CORP (2)· patent assignee history
1997Based in Fukuoka, JP· patent location history
2005Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI CHEM IND | 5 | 1988–1994 |
| MITSUBISHI CHEM CORP | 2 | 1997–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Machida, JP | 5 | 1988–1994 |
| Kanagawa, JP | 1 | 2005 |
| Fukuoka, JP | 1 | 1997 |