Inventor

Yoshiki Aoyagi

Inventor

Yokohama, JP

Overview

1987–1990

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

B32Bprimary

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form18%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%

Y10TTechnical subjects covered by former us classification18%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%

C09KMaterials for miscellaneous applications, not provided for elsewhere9%

F16FSprings9%

G10KSound-producing devices9%

H01QAntennas, i.e. radio aerials9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1987–1990Patents assigned to MITSUBISHI CHEM IND (2)· patent assignee history

1987Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history

1987–1990Based in Yokohama, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI CHEM IND	2	1987–1990
KAWASAKI STEEL CO	1	1987

Locations

Location	Patents	Span
Yokohama, JP	3	1987–1990