Inventor
Toru Hiramatsu
Inventor
Ehime, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D01Fprimary
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons43%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables14%
D05BSewing14%
G03GElectrography14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
8,190,047'Image forming apparatus'20125,348,802'Carbon fiber made from acrylic fiber and process for production thereof'19945,111,759'Inconstant-thickness workpiece feeding apparatus'19924,349,523'Process for producing carbon fiber of improved oxidation resistance'19824,237,109'Process for producing carbon fabric'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1994Patents assigned to TORAY INDUSTRIES (3)· patent assignee history
1980–1982Based in Ehime, JP· patent location history
1992Patents assigned to JUKI KK (1)· patent assignee history
1992Based in Chofu, JP· patent location history
1994Based in Matsuyama, JP· patent location history
2012Patents assigned to HIRAMATSU TORU (1)· patent assignee history
2012Patents assigned to ISOHARA HIDEO (1)· patent assignee history
2012Patents assigned to KASUGA AKIO (1)· patent assignee history
2012Based in Toyokawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TORAY INDUSTRIES | 3 | 1980–1994 |
| HIRAMATSU TORUself | 1 | 2012 |
| ISOHARA HIDEO | 1 | 2012 |
| JUKI KK | 1 | 1992 |
| KASUGA AKIO | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ehime, JP | 2 | 1980–1982 |
| Toyokawa, JP | 1 | 2012 |
| Matsuyama, JP | 1 | 1994 |
| Chofu, JP | 1 | 1992 |