DRUZHININ ERNEST A has a total of 15 patent applications. Its first patent ever was published in 1978. It filed its patents most often in USSR (Union of Socialist Soviet Republics), Finland and Bulgaria. Its main competitors in its focus markets surface technology and coating, chemical engineering and environmental technology are TECHWIN CO LTD, CHUGOKU ELECTRIC MANUFACTURE CO LTD and COSMIC ROUND KOREA CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | USSR (Union of Socialist Soviet Republics) | 4 | |
#2 | Finland | 2 | |
#3 | Bulgaria | 1 | |
#4 | Canada | 1 | |
#5 | German Democratic Republic | 1 | |
#6 | Hungary | 1 | |
#7 | Poland | 1 | |
#8 | Russian Federation | 1 | |
#9 | Sweden | 1 | |
#10 | United States | 1 | |
#11 | Yugoslavia (Serbia and Montenegro) | 1 |
# | Industry | |
---|---|---|
#1 | Surface technology and coating | |
#2 | Chemical engineering | |
#3 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Electrolytic processes | |
#2 | Water treatment | |
#3 | Separation |
# | Name | Total Patents |
---|---|---|
#1 | Druzhinin Ernest A | 10 |
#2 | Kubasov Vladimir L | 9 |
#3 | Busse-Machukas Vladimir B | 8 |
#4 | Lvovich Florenty I | 5 |
#5 | Druzhinin Ernest Avgustinovich | 5 |
#6 | Kubasov Vladimir Leonidovich | 4 |
#7 | Krongauz Evgeny L | 4 |
#8 | Jurkov Leonid I | 4 |
#9 | Busse-Machukas Vladimir Boriso | 3 |
#10 | Lvovich Florentij I | 3 |
Publication | Filing date | Title |
---|---|---|
RU2606222C2 | Method of filter material production from polymer fibres without tissue substrates | |
YU118486A | Device for electrostatic cover applying as thin foil | |
HUT44453A | Device for applying thin-layer coatings by electrostatic spraying | |
FI862455A0 | Anording for electrical instruments with a tunic container paid arbetstycken. | |
SU1452606A1 | Arrangement for applying thin-layer coating by electrostatic method | |
SU1139771A1 | Method of regenerating a filtering diaphragm | |
SU996518A1 | Filtering membrane for electrochemically producing chlorine and alkali | |
DD151188A1 | Electrode for electrochemical processes | |
FI793488A | Electrochemical processer | |
CA1144106A | Electrode coating containing silica, platinum metal oxide and passivating metal oxide | |
US4329219A | Electrode for electrochemical processes | |
SE7908766L | Electrode for electrochemical processing | |
SU881155A1 | Electrode for electrochemical processes |