Inventor
Hidehiko Kaji
Inventor
Sodegaura, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients33%
C08LCompositions of macromolecular compounds33%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds20%
B43KImplements for writing or drawing7%
B43LArticles for writing or drawing upon7%
PatentTitleYear
4,234,469'Flame retarding polyolefin resin blend composition'19804,181,689'Resin compositions containing modified polypropylene'19804,111,898'Process for production of resin compositions with excellent plating properties'19784,078,017'Process for production of modified polypropylene'19784,019,822'Pencils not requiring sharpening'19773,976,612'Polyethylene composition'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1980Patents assigned to IDEMITSU KOSAN CO (6)· patent assignee history
1976Based in Chiba, JP· patent location history
1977–1980Based in Sodegaura, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IDEMITSU KOSAN CO | 6 | 1976–1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sodegaura, JP | 5 | 1977–1980 |
| Chiba, JP | 1 | 1976 |