LexDanaLexDanabeta
Inventor

Masakazu Suematsu

Inventor
Hino, JP

Overview

2→
Patents
1984–1990
Patent span
Textiles
Primary field (CPC D)

Patents· 2 as inventor

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

A61Bprimary
A61BDiagnosis14%
C09JAdhesives14%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons14%
D03DWoven fabrics14%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials14%
D10BIndexing scheme associated with sublasses of section d, relating to textiles14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
4,938,584'Ophthalmic diagnostic method and apparatus'19904,439,482'Pressure-sensitive adhesive tape'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to TEIJIN LTD (1)· patent assignee history
1984Based in Ibaraki, JP· patent location history
1990Patents assigned to KOWA CO (1)· patent assignee history
1990Based in Hino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOWA CO11990
TEIJIN LTD11984
Locations
LocationPatentsSpan
Hino, JP11990
Ibaraki, JP11984