Inventor
Rajan Kapur
Inventor
Ellicott City, MD, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication27%
G09GArrangements or circuits for control of indicating devices using static means to present variable information14%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution14%
H02JElectric power networks9%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems9%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%
F24FAir-conditioning5%
F25BRefrigeration machines, plants or systems5%
F25DRefrigerators5%
G06TImage data processing or generation, in general5%
PatentTitleYear
11,125,450Room space cooling with improved thermal storage202110,892,619Distributed inverter and intelligent gateway20218,581,441'Distributed inverter and intelligent gateway'20137,313,736'Method and apparatus for aggregating alarms and faults of a communications network'20077,181,141'Method and system for collecting network topology in an optical communications network'20076,816,461'Method of controlling a network element to aggregate alarms and faults of a communications network'20046,775,236'Method and system for determining and suppressing sympathetic faults of a communications network'20046,694,455'Communications network and method performing distributed processing of fault and alarm objects'20046,414,595'Method and system for processing alarm objects in a communications network'20025,436,641'Flexible graphics interface for multiple display modes'19954,710,761'Window border generation in a bitmapped graphics workstation'19874,700,320'Bitmapped graphics workstation'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (2)· patent assignee history
1987Based in Summit, NJ, US· patent location history
1995Patents assigned to CIRRUS LOGIC INC (1)· patent assignee history
1995Based in Fremont, CA, US· patent location history
2002–2007Patents assigned to CIENA CORP (6)· patent assignee history
2002–2007Based in Ellicott City, MD, US· patent location history
2007Based in Clarksville, MD, US· patent location history
2013–2021Patents assigned to ENPHASE ENERGY INC (2)· patent assignee history
2013Patents assigned to KAPUR RAJAN N (1)· patent assignee history
2013–2021Based in Boulder, CO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIENA CORP | 6 | 2002–2007 |
| AMERICAN TELEPHONE & TELEGRAPH | 2 | 1987 |
| ENPHASE ENERGY INC | 2 | 2013–2021 |
| CIRRUS LOGIC INC | 1 | 1995 |
| KAPUR RAJAN Nself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ellicott City, Maryland, US | 5 | 2002–2007 |
| Boulder, CO, US | 3 | 2013–2021 |
| Summit, New Jersey, US | 2 | 1987 |
| Clarksville, Maryland, US | 1 | 2007 |
| Fremont, California, US | 1 | 1995 |