Inventor
Hisaya Tamura
Inventor
Kanuma, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Hprimary
H01HElectric switches25%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy20%
H02HEmergency protective circuit arrangements15%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution15%
H01CResistors10%
H01PWaveguides5%
H02JElectric power networks5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
PatentTitleYear
7,535,332'Protective element'20097,333,315'Secondary battery devices'20087,163,757'Secondary batteries having a protective circuit'20076,917,505'Secondary batteries having a protective circuit'20056,661,633'Protective element'20036,351,361'Overcurrent protection device'20026,114,672'PTC-element, protective device and electric circuit board'20005,939,217'Battery and protecting element therefor'19995,764,118'Dielectric coaxial filter with irregular polygon shaped recesses'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2009Patents assigned to SONY CHEMICALS CORP (7)· patent assignee history
1998–2009Based in Tochigi, JP· patent location history
1999–2008Based in Kanuma, JP· patent location history
2007–2008Patents assigned to SONY CHEM & INF DEVICE CORP (2)· patent assignee history
2008Patents assigned to SONY CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CHEMICALS CORP | 7 | 1998–2009 |
| SONY CHEM & INF DEVICE CORP | 2 | 2007–2008 |
| SONY CORP | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanuma, JP | 6 | 1999–2008 |
| Tochigi, JP | 3 | 1998–2009 |