Inventor
WATARU NINOMIYA
Inventor
JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry43%
C07CAcyclic or carbocyclic compounds43%
C07BGeneral methods of organic chemistry14%
PatentTitleYear
12,570,598Method for producing isobutylene, method for producing methacrylic acid, and method for producing methyl methacrylate202612,434,225Catalyst and a process for the production of ethylenically unsaturated carboxylic acids or esters202512,102,981Catalyst, method for preparing catalyst, and method for producing unsaturated carboxylic acid and/or unsaturated carboxylic acid ester2024Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2024–2026Patents assigned to MITSUBISHI CHEM CORP (2)· patent assignee history
2024–2026Based in JP· patent location history
2025Patents assigned to MITSUBISHI CHEMICAL UK LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI CHEM CORP | 2 | 2024–2026 |
| MITSUBISHI CHEMICAL UK LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 3 | 2024–2026 |