Inventor

Kiyoshi Akazawa

Inventor

Osaka, JP

Overview

1987–2013

Patent span

Textiles

Primary field (CPC D)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

D01Dprimary

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons20%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables10%

D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials10%

H04NPictorial communication, e.g. television10%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to MITSUBISHI RAYON CO (1)· patent assignee history

1987Based in Toyohashi, JP· patent location history

1989Patents assigned to KONISHIROKU PHOTO IND (1)· patent assignee history

1989Based in Hachioji, JP· patent location history

2013Patents assigned to AKAZAWA KIYOSHI (1)· patent assignee history

2013Patents assigned to TOMITA SHINNOSUKE (1)· patent assignee history

2013Patents assigned to TORAY INDUSTRIES (1)· patent assignee history

2013Based in Osaka, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations