Inventor

Yoshihisa Kawakami

Inventor

Yokkaichi, JP

Overview

1980–2018

Patent span

Textiles

Primary field (CPC D)

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

D04Hprimary

D04HMaking textile fabrics, e.g. from fibres or filamentary material18%

Y10TTechnical subjects covered by former us classification18%

A61FFilters implantable into blood vessels12%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons12%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%

C08LCompositions of macromolecular compounds6%

C09DCoating compositions, e.g. paints, varnishes or lacquers6%

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons6%

F16CShafts6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to KOYO SEIKO CO (1)· patent assignee history

1980Based in Kashiwara-shi, JP· patent location history

1998Based in Kanagawa, JP· patent location history

2005Based in Kobe, JP· patent location history

2015–2018Patents assigned to KAWAKAMI YOSHIHISA (3)· patent assignee history

2015–2018Patents assigned to MITSUI CHEMICALS INC (3)· patent assignee history

2015Patents assigned to MASUDA KAZUHIKO (1)· patent assignee history

2015–2018Based in Yokkaichi, JP· patent location history

2018Patents assigned to ICHIKAWA TARO (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations