Inventor
Motokazu Watanabe
Inventor
Kawasaki, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds35%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests35%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry24%
B01FMixing, e.g. dissolving, emulsifying or dispersing6%
PatentTitleYear
5,525,687'Method for producing polyolefin'19965,385,991'Method for producing polyolefin'19955,310,833'Process for feeding catalyst to fluidized bed for vapor phase polymerization'19945,202,396'Process for feeding catalyst to fluidized bed for vapor phase polymerization'19934,525,548'Method for vapor phase polymerization of olefins'19854,372,919'Vapor phase polymerization apparatus for olefins'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1985Patents assigned to NIPPON OIL CO LTD (2)· patent assignee history
1983–1996Based in Kawasaki, JP· patent location history
1993–1996Patents assigned to NIPPON PETROCHEMICALS CO LTD (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON PETROCHEMICALS CO LTD | 4 | 1993–1996 |
| NIPPON OIL CO LTD | 2 | 1983–1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 6 | 1983–1996 |