SPC HOLDING CO INC has a total of 11 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets electrical machinery and energy are FUJITSU SINTER KK, GENEDYNE CORP and ANHUI WEILI MOTOR CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 2 | |
#2 | WIPO (World Intellectual Property Organization) | 2 | |
#3 | Australia | 1 | |
#4 | Brazil | 1 | |
#5 | EPO (European Patent Office) | 1 | |
#6 | Spain | 1 | |
#7 | Israel | 1 | |
#8 | Portugal | 1 | |
#9 | Yugoslavia (Serbia and Montenegro) | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Dynamo-electric machines |
# | Name | Total Patents |
---|---|---|
#1 | Roberts Gary Dean | 6 |
#2 | Roberts Gary D | 2 |
#3 | Roberts G | 1 |
Publication | Filing date | Title |
---|---|---|
US4896063A | Electromagnetic induction devices with multi-form winding and reflected magnetizing impedance | |
WO8801803A1 | Single and polyphase electromagnetic induction machines having regulated polar magnetic symmetry | |
US4808868A | Single and polyphase electromagnetic induction machines having regulated polar magnetic symmetry |