Densei-Lambda Kabushiki Kaisha
JP· latest recorded location
Densei-Lambda Kabushiki Kaisha is named on 18 US grants and 18 published applications in this corpus. Its most frequent classification is H02M (Apparatus for conversion between ac and ac, between ac and dc, or).
- Granted patents
- 18
- Published applications
- 18
- Inventors
- 29
- Granted in 2026 so far
- 0
- Most recent grant
- 20 Mar 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 4 | 5 |
| 2003 | 4 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 3 | 3 |
| 2009 | 2 | 6 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
By publication year.
Technology areas
Share of 36 documents
- H02MApparatus for conversion between ac and ac, between ac and dc, or17
- H02JPower supply and charging10
- Y02BEnergy-efficient buildings7
- H01MBatteries and fuel cells5
- Y02EClean energy generation and storage5
- G06FComputing and data processing4
- H02HEmergency protective circuit arrangements2
- H04BTransmission2
- H05KPrinted circuits2
- Y10TTechnical subjects covered by former us classification1
Recent patents
- Uninterruptible power supply unit20 Mar 2012US 8,138,910 B2
- Battery pack for uninterruptible power supply31 Aug 2010US D622,659 S1Design
- Uninterruptible power supply system19 May 2009US 7,535,201 B2
- Uninterruptible power supply, uninterruptible power supply system and shutdown processing program product28 Apr 2009US 7,525,218 B2
- Electrical system wiring diagram generating system, and power supply device and program used for the same28 Oct 2008US 7,444,208 B2
Most cited
By later US patents