Inventor
Eiichi Ohsawa
Inventor
Tokyo, JP
Overview
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
| Assignee | Patents | Span |
|---|---|---|
| KK DAINI SEIKOSHA | 1 | 1983 |
| MATSUDA SHINYA | 1 | 2015 |
| MEDIASEEK INC | 1 | 2015 |
| NEZU YASUHIRO | 1 | 2015 |
| NISHIO NAOKI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 1983–2015 |
| Saitama, JP | 1 | 2002 |