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SHENZHEN BAK BATTERY CO LTD

Overview
  • Total Patents
    578
  • GoodIP Patent Rank
    7,711
  • Filing trend
    ⇧ 84.0%
About

SHENZHEN BAK BATTERY CO LTD has a total of 578 patent applications. It increased the IP activity by 84.0%. Its first patent ever was published in 2004. It filed its patents most often in China, Hong Kong and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, electrical machinery and energy and measurement are BEIJING EASPRING MATERIAL TECHNOLOGY CO LTD, HENAN CHAOWEI POWER SUPPLY CO and MOLL PETER J.

Patent filings per year

Chart showing SHENZHEN BAK BATTERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Song Huajie 38
#2 Chen Hui 31
#3 Chiwei Wang 27
#4 Lin Jian 26
#5 Xin Teng 20
#6 Honghui Tang 20
#7 Wei He 19
#8 Lianxing Tang 19
#9 Mao Huanyu 18
#10 Huanyu Mao 18

Latest patents

Publication Filing date Title
CN111952666A Additive for battery electrolyte, lithium ion battery electrolyte and lithium ion battery
CN111816922A High-voltage electrolyte of ternary/graphite system lithium ion battery and lithium ion battery
CN111180740A High-nickel positive pole piece of lithium ion battery, preparation method of high-nickel positive pole piece and lithium ion battery
CN111077456A Nondestructive testing method for lithium separation of lithium ion battery
CN110931764A Negative electrode material for lithium ion secondary battery, negative electrode sheet, and lithium ion secondary battery
CN111008478A Method for determining optimal N/P ratio of lithium ion battery
CN111082006A Silicon monoxide composite negative electrode material, preparation method thereof and lithium ion battery
CN110931863A Additive for battery electrolyte, lithium ion battery electrolyte and lithium ion battery
CN110993901A Low-internal-resistance quick-charging and quick-discharging lithium ion power battery
CN111092199A Method for simultaneously improving over-discharge capacity, low-voltage discharge capacity and storage performance of lithium battery
CN110600804A Lithium ion battery electrolyte suitable for NCM811 and SiO-C material system and preparation method thereof
CN110687455A Method for evaluating heat release of lithium ion battery
CN110504401A A kind of lithium ion battery and battery modules with high safety performance
CN110726940A Method for rapidly evaluating cycle performance of high-nickel cathode material of lithium ion battery
CN110600696A Quick-charging type long-circulation cylindrical lithium ion battery with high low-temperature discharge capacity
CN110596209A Symmetric battery, preparation method thereof and method for evaluating lithium ion battery material by using symmetric battery
CN110487665A A kind of wellability detection method of pole piece
CN110429344A All solid state compound polymer electrolyte and preparation method thereof, lithium ion battery
CN110474016A A kind of flexible method of improvement positive plate, positive plate and lithium ion battery
CN110492101A A kind of negative electrode of lithium ion battery binder and its preparation method and application