Inventor
Atsunori Okada
Inventor
Kadoma, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps63%
H01PWaveguides25%
H03HImpedance networks, e.g. resonant circuits6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
8,283,995'Balanced-output triplexer'20128,198,792'Electrodeless discharge lamp, lighting fixture, and method for manufacturing electrodeless discharge lamp'20127,880,562'Balanced-output triplexer'20117,548,141'High frequency filter'20097,463,120'High frequency filter'20087,432,786'High frequency filter'20086,639,341'Metal halide discharge lamp'20035,866,981'Electrodeless discharge lamp with rare earth metal halides and halogen cycle promoting substance'19995,814,944'High pressure sodium vapor lamp with high color rendering'19985,747,945'Electrodeless discharge lamp utilizing induced electric field generated by a high frequency electromagnetic field'19985,519,285'Electrodeless discharge lamp'19965,500,571'Metal vapor discharge lamp'19965,367,226'Electrodeless discharge lamp having a concave recess and foil electrode formed therein'19945,256,940'High intensity discharge lamp device'19934,724,361'High pressure discharge lamp'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2003Patents assigned to MATSUSHITA ELECTRIC WORKS LTD (9)· patent assignee history
1988Based in Kashiwara, JP· patent location history
1993–1999Based in Kadoma, JP· patent location history
1996Based in Osaka, JP· patent location history
2003–2012Based in Toyonaka, JP· patent location history
2008–2012Patents assigned to TDK CORP (5)· patent assignee history
2008–2012Based in Tokyo, JP· patent location history
2012Patents assigned to OKADA ATSUNORI (2)· patent assignee history
2012Patents assigned to FUKUNAGA TATSUYA (1)· patent assignee history
2012Patents assigned to HIRAMATSU KOHJI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC WORKS LTD | 9 | 1988–2003 |
| TDK CORP | 5 | 2008–2012 |
| OKADA ATSUNORIself | 2 | 2012 |
| FUKUNAGA TATSUYA | 1 | 2012 |
| HIRAMATSU KOHJI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kadoma, JP | 6 | 1993–1999 |
| Tokyo, JP | 5 | 2008–2012 |
| Toyonaka, JP | 2 | 2003–2012 |
| Osaka, JP | 1 | 1996 |
| Kashiwara, JP | 1 | 1988 |