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UNIV NAT CHI NAN

Overview
  • Total Patents
    189
  • GoodIP Patent Rank
    11,923
  • Filing trend
    ⇧ 11.0%
About

UNIV NAT CHI NAN has a total of 189 patent applications. It increased the IP activity by 11.0%. Its first patent ever was published in 2002. It filed its patents most often in Taiwan, United States and China. Its main competitors in its focus markets basic communication technologies, electrical machinery and energy and organic fine chemistry are NAT CHI NAN UNIV, THETA MICROELECTRONICS INC and SEQUOIA COMM.

Patent filings in countries

World map showing UNIV NAT CHI NANs patent filings in countries
# Country Total Patents
#1 Taiwan 118
#2 United States 65
#3 China 5
#4 EPO (European Patent Office) 1

Patent filings per year

Chart showing UNIV NAT CHI NANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lin Yo-Sheng 49
#2 Lan Kai-Siang 14
#3 Sun Tai-Ping 13
#4 Lin You-Sheng 11
#5 Lin Yo Sheng 8
#6 Lu Meng-Shan 7
#7 Liao Jin-You 7
#8 Tsai Yung-Pin 7
#9 Lai Long-Li 7
#10 Shiu Hao 6

Latest patents

Publication Filing date Title
TWI715505B Coffee dripper
US10886591B1 Power divider/combiner
TW202103437A Down-conversion mixer including a transduction mixing module and a load module
TW202102612A Dichroic azo dyes and black materials wherein the black material contains the dichroic azo dye represented by formula (I)
TW202103450A Injection locked divide-by-three frequency divider providing an injection locked frequency divider that has a wide frequency locking range and low power consumption
TW202043156A Method for synthesizing nanogold particles using teas capable of reducing the chemical toxicity of the synthesis process
TW202043488A Process for saccharifying the leaf sheath ofzizania latifolia(griseb.) turcz. and cellulosic hydrolysate prepared therefrom
TW202037085A Down-frequency mixer including a transduction mixing module and a negative resistance compensation module
TW202021974A A far-infrared radioactive silicon dioxide composite particle, precursor of the same and application thereof
TWI681303B Flexible web data management system and a method thereof
TWI672606B Authorized authentication method based on authentication and key agreement which is applied to IoT for group sharing and is capable of reducing calculation and communication costs
TWI679545B Domain knowledge base system and method in the same
TWI672415B Critical equilibrium device for controlling bridge deformation and method thereof
TW202002507A Multi-channel radio-frequency power amplification device capable of increasing power gain and power-added efficiency
TWI674698B Hybrid material for cathode of alkali metal battery and preparation method thereof, cathode of alkali metal battery and alkali metal battery providing an alkali metal battery whose battery capacity is not easy to deteriorate after multiple charge and discharge cycles in a wide voltage range
TWI663842B Radio-frequency transceiver front-end circuit
TW202005281A Injection locked frequency divider including a resistor with a first terminal and a second terminal receiving a bias voltage, and an injection transistor
TWI669071B Coffee bean roasting machine
TWI660568B Power source conversion device and feedback control circuit further improve phase detection efficiency and reduce whole power consumption
TW201947880A Divide-by-three injection-locked frequency divider achieving wide frequency locking range