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CHEN LONG HSIUNG

Overview
  • Total Patents
    54
About

CHEN LONG HSIUNG has a total of 54 patent applications. Its first patent ever was published in 1991. It filed its patents most often in EPO (European Patent Office), United States and Canada. Its main competitors in its focus markets medical technology, machines and transport are SAK ROBERT F, THROUGH THE CORDS LLC and ZAPOROZHSKIJ OBLASTNOJ OTDEL Z.

Patent filings per year

Chart showing CHEN LONG HSIUNGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Chen Long-Hsiung 44
#2 Chen Long Hsiung 7
#3 Chen Huei-Hung 2

Latest patents

Publication Filing date Title
BR0306041A Retractable needle safety syringe
US7104970B2 Injection syringe with seal structure
JP2004202208A Syringe for blood sampling
JP2004016814A Safety syringe for blood sampling
KR20040014772A Syringe with retractable needle and safety lock
ZA200206101B Syringe with retractable needle and safety lock.
US6764465B2 Syringe with retractable needle and safety lock
CZ223398A3 Safety vacuum syringe for taking samples of blood being adapted to ergonomic requirements
PL326471A1 Guided-piston syringe for intravenous injection
PL326472A1 Vacuum-type blood sampling syringe
JPH11155952A Vacuum syringe
JPH11137685A Safety syringe for intravenous injection
JPH10216109A Safety vacuum injector for sampling blood having double headed needle
EP0824924A1 Safety hypodermic syringe
CA2183823A1 Structure of safety hypodermic syringe
EP0824890A1 Safety vacuum syringe for blood sampling
EP0818211A1 Simplified safety syringe with retractable self-biased needle and minimized plunger
EP0818210A1 Safety syringe with retractable self-biased needle for intravenous injection without packing ring
EP0818209A1 Safety minute dose hypodermic syringe
SG32421A1 Simplified safety syringe with retractable self-biased needle and minimized plunger