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UNIV LENINGRAD

Overview
  • Total Patents
    233
About

UNIV LENINGRAD has a total of 233 patent applications. Its first patent ever was published in 1975. It filed its patents most often in USSR (Union of Socialist Soviet Republics), Russian Federation and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, biotechnology and materials and metallurgy are LGU IM A A ZHDANOVA, NII EPIDEMIOLOG MIKROBIOLOG and JITSUNO TAKAHISA.

Patent filings per year

Chart showing UNIV LENINGRADs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tkachenko Dmitrij A 10
#2 Nedbaj Aleksandr I 10
#3 Vlasov Yurij G 8
#4 Tadzhibaev Aleksej I 7
#5 Bychkov Evgenij A 7
#6 Semenova Nataliya G 5
#7 Sulejmenov Ibragim E 5
#8 Skopichev Valerij G 5
#9 Romanchikova Nadezhda Viktorov 4
#10 Gren Elmar Yanovich 4

Latest patents

Publication Filing date Title
RU2054739C1 Source of x-ray radiation
RU2044326C1 Method for determining condition and life expectancy of electrical installation insulation
RU2046398C1 System for compression of two-dimensional information array
RU2046488C1 Synchronous machine rotor fault detector
RU2038669C1 Ground-fault detector for stator winding of unit generator
RU2027033C1 Liquid cooling system for heat machine
RU2066910C1 Method of and device for relay protection of generator voltage circuits of directly water-cooled generator- transformer unit
RU2007851C1 Class d amplifier on tetrode
RU2032981C1 Amplifier with pulse-duration modulation
RU2010144C1 Planetary gearbox
RU2007850C1 Class d amplifier on tetrode
RU2007869C1 Transmitter having two-cycle modulation
RU2057397C1 Anode-modulated radio-transmitting device
RU2007868C1 Radio transmitter with pulse-width modulator
RU2007849C1 Powerful key amplifier
RU1810702C Electrodynamic valve
RU2025659C1 Device for measuring parameters of curvilinear surfaces in testing
RU2025660C1 Device for measuring parameters of curvilinear surfaces at testing
RU2007848C1 Switch amplifier with step voltage generator
RU2007847C1 Multichannel switch amplifier