EMS ELECTRONIC MOTOR SYSTEMS has a total of 39 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Sweden, EPO (European Patent Office) and United States. Its main competitors in its focus markets electrical machinery and energy and basic communication technologies are ALFRED FYNN VALERE, SHANDONG JIEMENG ENERGY SAVING ENVIRONMENTAL PROTECTION TECH CO LTD and SISME IMMOBILIARE S P A.
# | Country | Total Patents | |
---|---|---|---|
#1 | Sweden | 9 | |
#2 | EPO (European Patent Office) | 4 | |
#3 | United States | 4 | |
#4 | WIPO (World Intellectual Property Organization) | 4 | |
#5 | Brazil | 2 | |
#6 | Finland | 2 | |
#7 | India | 2 | |
#8 | Republic of Korea | 2 | |
#9 | Austria | 1 | |
#10 | Australia | 1 | |
#11 | Canada | 1 | |
#12 | Switzerland | 1 | |
#13 | Spain | 1 | |
#14 | United Kingdom | 1 | |
#15 | Italy | 1 | |
#16 | Norway | 1 | |
#17 | Poland | 1 | |
#18 | USSR (Union of Socialist Soviet Republics) | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Basic communication technologies |
# | Technology | |
---|---|---|
#1 | Electric motor controls | |
#2 | Dynamo-electric machines | |
#3 | AC and DC conversion devices | |
#4 | Pulse technique |
# | Name | Total Patents |
---|---|---|
#1 | Hedlund Gunnar | 23 |
#2 | Lundberg Henrik | 9 |
#3 | Hedlund G | 6 |
#4 | Lundberg H | 2 |
#5 | Zellman Per | 2 |
#6 | Zellman E | 1 |
#7 | Khedlund Gunnar | 1 |
#8 | Lundberg Hendrik | 1 |
#9 | Zellman P | 1 |
#10 | Headlund Gunnar | 1 |
Publication | Filing date | Title |
---|---|---|
WO9110281A1 | A method and an arrangement for starting an electrical machine having varying reluctance | |
SE9002217D0 | Method and device for starting an electrical machine with varying reluctance | |
SE9001585D0 | Drive circuit for controllable circuit diode - is divided into parts handling charging of boot-strap capacitor and control of condition of main circuit diode | |
EP0285637A1 | A motor energizing circuit. | |
US5043643A | Energizing system for a variable reluctance motor | |
US4760316A | Method for controlling brushless d.c. motors and apparatus for carrying out the method | |
PL254074A1 | Reluctance motor | |
CA1254608A | D. c. motor | |
SE8402731D0 | Device for commutating of reluctance motors with one or more stator windings |