LexDanaLexDanabeta
Inventor

Takeji Morikawa

Inventor
Toyokawa, JP

Overview

4→
Patents
1978–2013
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G03Gprimary
G03GElectrography75%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables25%
PatentTitleYear
8,439,352'Rotation transmission mechanism and paper feeder'20134,940,014'Developing device'19904,411,042'Cleaning device'19834,124,289'Electrophotographic copying apparatus'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1990Patents assigned to MINOLTA CAMERA KK (3)· patent assignee history
1978–2013Based in Toyokawa, JP· patent location history
1990Based in Osaka, JP· patent location history
2013Patents assigned to KONICA MINOLTA BUSINESS TECH (1)· patent assignee history
2013Patents assigned to MORIKAWA TAKEJI (1)· patent assignee history
2013Patents assigned to MURASAKI HIROSHI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MINOLTA CAMERA KK31978–1990
KONICA MINOLTA BUSINESS TECH12013
MORIKAWA TAKEJIself12013
MURASAKI HIROSHI12013
Locations
LocationPatentsSpan
Toyokawa, JP31978–2013
Osaka, JP11990