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YANNENG SCIENCE & TECHNOLOGY C

Overview
  • Total Patents
    11
About

YANNENG SCIENCE & TECHNOLOGY C has a total of 11 patent applications. Its first patent ever was published in 1998. It filed its patents most often in China. Its main competitors in its focus markets textiles and paper are SHINTEN SANGYO KK, HAMMOND TYPEWRITER CO and FANG JIANDONG.

Patent filings in countries

World map showing YANNENG SCIENCE & TECHNOLOGY Cs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing YANNENG SCIENCE & TECHNOLOGY Cs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper

Focus technologies

# Technology
#1 Typewriters

Top inventors

# Name Total Patents
#1 Zhou Qinyi 4
#2 Zhang Yinglun 3
#3 Lin Fushan 3
#4 Yang Changmou 2
#5 Chen Wenbin 2
#6 Mo Zizhi 2
#7 Xue Dawei 2
#8 Cai Hongjun 2
#9 Lu Yijing 1
#10 Zhang Yinglun Han 1

Latest patents

Publication Filing date Title
CN100999158A Printing mechanism
CN1394751A Ink supplying box
CN1394750A Ink supplying box
CN1383987A Manufacture of ink jet head chip
CN1377777A Method for accurately aligning and ahdering ink jet head core sheet and jet hole sheet
CN1348866A Negative-pressure ink cartridge controller
CN1269427A Zone-selecting polymer film-coating method
CN1268434A Ink nozzle of ink jet printer
CN1244554A Aromatic ink for jet printer
CN1244555A Aromatic alcohol ink for jet printer
CN1242400A Aromatic ink