Inventor
Kazufumi Takahashi
Inventor
Tokyo, JP
Overview
Patents· 3 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 elsewhere14%
G02BOptical elements, systems or apparatus14%
H01RElectrically-conductive connections14%
H05BElectric heating14%
H05KPrinted circuits14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
8,478,129'Optical communication device, optical transceiver using the same and manufacturing method of optical communication device'20137,281,863'Module connect/disconnect structure and method for disconnecting a module using the structure'20075,059,863'Organic electroluminescent device'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991Patents assigned to MITSUBISHI CHEM IND (1)· patent assignee history
1991Based in Kasuga, JP· patent location history
2007–2013Patents assigned to NEC CORP (2)· patent assignee history
2007–2013Based in Tokyo, JP· patent location history
2013Patents assigned to MINOTA YUUJI (1)· patent assignee history
2013Patents assigned to TAKAHASHI KAZUFUMI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 2 | 2007–2013 |
| MINOTA YUUJI | 1 | 2013 |
| MITSUBISHI CHEM IND | 1 | 1991 |
| TAKAHASHI KAZUFUMIself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 2007–2013 |
| Kasuga, JP | 1 | 1991 |