Inventor

Eiichi Ohsawa

Inventor
Tokyo, JP

Overview

3→
Patents
1983–2015
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Bprimary
A61BDiagnosis33%
G06FElectric digital data processing33%
LOCD133%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to KK DAINI SEIKOSHA (1)· patent assignee history
1983–2015Based in Tokyo, JP· patent location history
2002Based in Saitama, JP· patent location history
2015Patents assigned to MATSUDA SHINYA (1)· patent assignee history
2015Patents assigned to MEDIASEEK INC (1)· patent assignee history
2015Patents assigned to NEZU YASUHIRO (1)· patent assignee history
2015Patents assigned to NISHIO NAOKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KK DAINI SEIKOSHA11983
MATSUDA SHINYA12015
MEDIASEEK INC12015
NEZU YASUHIRO12015
NISHIO NAOKI12015
Locations
LocationPatentsSpan
Tokyo, JP21983–2015
Saitama, JP12002