Inventor
Kazuhiro Yanagida
Inventor
Kanagawa, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Cprimary
C10CWorking-up pitch, asphalt, bitumen, tar43%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons43%
C10GCracking hydrocarbon oils14%
PatentTitleYear
H0000907'Process for producing conductive graphite fiber'19914,670,129'Pitch for production of carbon fibers'19874,597,853'Pitch as a raw material for making carbon fibers and process for producing the same'19864,462,893'Process for producing pitch for using as raw material for carbon fibers'19844,462,894'Process for producing pitch for using as raw material for carbon fibers'19844,460,455'Process for producing pitch for using as raw material for carbon fibers'19844,460,454'Process for producing pitch for using as raw material for carbon fibers'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1991Patents assigned to MITSUBISHI OIL CO (7)· patent assignee history
1984–1991Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI OIL CO | 7 | 1984–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 7 | 1984–1991 |