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YILI ZHANG

Overview
  • Total Patents
    29
About

YILI ZHANG has a total of 29 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are OMASA KEISHICHI, BAKULIN ANDREJ V and PERMSKIJ FARMATSEVTICHESKIJ INST.

Patent filings in countries

World map showing YILI ZHANGs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing YILI ZHANGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yili Zhang 29
#2 Shengting Zhang 1

Latest patents

Publication Filing date Title
CN102536795A Cone spring compensation gear pump
CN102536797A Compensation gear pump for air pocket rings
CN102536798A Compensation gear pump for internal-pressure passage
CN102536799A Cylindrical-spring compensation gear pump
CN102536796A Compensation gear pump for annular spoke springs
CN102418696A Cylindrical spring compensation internal/external gear pump
CN102434454A Outer-circle spoke spring compensation inner and outer gear pump
CN102562578A Sheet spring and excircle spoke spring combined compensation dual-cavity blade pump
CN102425546A Flat spring and cylinder spring combination compensation double-cavity vane pump
CN102425545A Large and small cylinder spring combination compensation double-cavity vane pump
CN102425547A Small spring and excircle spoke spring combination compensation double-cavity vane pump
CN102200125A Compensation sealing three-space rotor pump of annular air bag
CN102312831A Cyclic gasbag compensating sealing five-space rotor pump
CN102182676A Novel five-line meshing internal pressurized seal pump
CN102182677A Novel four-line meshed internal-pressure sealed pump
CN102182678A Novel three-line meshed internal-pressure sealed pump
CN102182673A Four-line synchromesh spring compensation combination pump
CN102652637A Sleeping-aid health-care medicinal pillow
CN102635682A Pure torque transmission device
CN102582587A Compact water saver for automobile washing