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UNIPHASE CORP

Overview
  • Total Patents
    44
About

UNIPHASE CORP has a total of 44 patent applications. Its first patent ever was published in 1980. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets optics, electrical machinery and energy and basic communication technologies are TIANJIN GP PHOTONICS INC, WUHAN YANGTZE SOTON LASER CO LTD and TOPTICA PHOTONICS AG.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Xie Ping 8
#2 Lin Jack 6
#3 Crane Dale E 5
#4 Forge Charles O 4
#5 Bettman Ralph Bradford 4
#6 Mackinnon Neil 4
#7 Kissa Karl 4
#8 Forge Charles Otis 3
#9 Chiyaaruzu Ooteisu Fuooji 3
#10 Lim Eric J 3

Latest patents

Publication Filing date Title
EP1050768A1 Opto-electronic module and method of manufacturing such module
US6069690A Integrated laser imaging and spectral analysis system
US5973832A High performance optical circulators
US6324202B1 Power efficient gas ion laser system, associated laser tube, and method
US5946338A Decoupled intracavity laser alignment
US6104737A Universal laser power controller in a gas ion laser system
US6282003B1 Method and apparatus for optimizing SBS performance in an optical communication system using at least two phase modulation tones
US5949802A High efficiency intracavity doubled laser and method
US6370290B1 Integrated wavelength-select transmitter
US5960015A Two mode amplitude-stable intracavity-doubled laser and method
US5982964A Process for fabrication and independent tuning of multiple integrated optical directional couplers on a single substrate
US5905748A Single mode laser and method suitable for use in frequency multiplied
US5544271A Nonlinear optical generator with index of refraction perturbed reflector arrangement
US5351330A Laser diode-lens alignment
US5386434A Internal mirror shield, and method for protecting the mirrors of an internal gas laser
US5278515A High bandwidth information channel with optocoupling isolation
US5097229A Modulator - demodulator transformer coupled d.c. to one mhz information channel
US4910654A Current limiting scheme for the AC input circuit to a switch mode power supply
US5003456A Circuit for providing fast output current control in a current mode switching power supply
US4959606A Current mode switching regulator with programmed offtime