Learn more

CIRVINE CORP

Overview
  • Total Patents
    13
About

CIRVINE CORP has a total of 13 patent applications. Its first patent ever was published in 2001. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets optics, telecommunications and machines are AOFR PTY LTD, WAVESPLITTER TECHNOLOGIES INC and HUGENELL HERMANN.

Patent filings in countries

World map showing CIRVINE CORPs patent filings in countries

Patent filings per year

Chart showing CIRVINE CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zhao Bin 13

Latest patents

Publication Filing date Title
US6782158B2 Apparatus and method for wavelength division multiplexing
WO0246803A2 Apparatus and method for wavelength division multiplexing
US6639707B2 Tandem interleaver
US6809863B2 Low dispersion filters
US6628449B2 Tandem comb filter
US6563641B2 Fold interleaver
WO0201773A2 Channel multiplexer and demultiplexer for optical communications
US6731430B2 Low crosstalk flat band filter
WO0194992A1 Birefringent devices and filters
US6693743B2 Birefringent devices
US6687054B2 Apparatus and method for low dispersion in communications
US6781754B2 Interleaver using spatial birefringent elements