Inventor

Chiyoji Hitomi

Inventor

Otsu, JP

Overview

4→

Patents

1983–1995

Patent span

General tagging of new technological developments

Primary field (CPC Y)

Patents· 4 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere20%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein20%

Y10TTechnical subjects covered by former us classification20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%

B41MPrinting, duplicating, marking, or copying processes7%

G02BOptical elements, systems or apparatus7%

H01RElectrically-conductive connections7%

PatentTitleYear

5,441,794'Thermal melt transfer color ink sheet'1995 5,088,807'Liquid crystal devices'1992 4,419,399'Transparent conductive film'1983 4,387,133'Laminated light-polarizing sheet'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to TOYO BOSEKI (2)· patent assignee history

1983Based in Otsu, JP· patent location history

1992–1995Patents assigned to ICI PLC (2)· patent assignee history

1992Based in Tsokuba, JP· patent location history

1995Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ICI PLC	2	1992–1995
TOYO BOSEKI	2	1983

Locations

Location	Patents	Span
Otsu, JP	2	1983
Ibaraki, JP	1	1995
Tsokuba, JP	1	1992