CHAPMAN PATRICK L has a total of 13 patent applications. Its first patent ever was published in 2009. It filed its patents most often in United States and Australia. Its main competitors in its focus markets electrical machinery and energy, environmental technology and audio-visual technology are HUBEI TRESS TECH GROUP CO LTD, QINGCHANG ZHONG and ELTEK AS.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | Australia | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Environmental technology | |
#3 | Audio-visual technology | |
#4 | Semiconductors | |
#5 | Measurement | |
#6 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Chapman Patrick L | 13 |
#2 | Esram Trishan | 5 |
#3 | Kuhn Brian T | 4 |
#4 | Krein Philip T | 4 |
#5 | Gray Alexander | 3 |
#6 | Balog Robert S | 3 |
#7 | Kimball Jonathan W | 3 |
#8 | Martina Eric | 2 |
#9 | Kuhn Brian | 1 |
#10 | Little Kristine M | 1 |
Publication | Filing date | Title |
---|---|---|
AU2014354752A1 | Integration of microinverter with photovoltaic module | |
US2013094268A1 | Method and apparatus for controlling an inverter using pulse mode control | |
US2012320641A1 | Power converter bus control method, system, and article of manufacture | |
US2012242322A1 | Supply voltage auto-sensing | |
US2012087159A1 | Quadrature-corrected feedforward control apparatus and method for DC-AC power conversion | |
US2012008348A1 | Communication within a power inverter using transformer voltage frequency | |
US2011211379A1 | Power converter with reverse recovery avoidance | |
US2011026281A1 | Apparatus and method for controlling DC-AC power conversion |