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Inventor

Yukihiko Nakagawa

Inventor
Tokyo, JP

Overview

2→
Patents
1976–1979
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds33%
C08LCompositions of macromolecular compounds33%
G03GElectrography33%
PatentTitleYear
4,141,643'Developing electrode arrangement for electrophotographic apparatus'19793,992,342'Non-aqueous dispersion and process of preparing same'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1979Patents assigned to RICOH KK (2)· patent assignee history
1976Based in Chiba, JP· patent location history
1979Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK21976–1979
Locations
LocationPatentsSpan
Tokyo, JP11979
Chiba, JP11976