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LRI L P

Overview
  • Total Patents
    11
About

LRI L P has a total of 11 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States and Canada. Its main competitors in its focus markets medical technology, machine tools and engines, pumps and turbines are ESPERANCE FRANCIS A L, PHOENIX LASER SYSTEMS INC and CHIRON TECHNOLAS GMBH.

Patent filings in countries

World map showing LRI L Ps patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 1

Patent filings per year

Chart showing LRI L Ps patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 L Esperance Jr Francis A 7
#2 L Esperance Francis A 2
#3 Warner John W 1
#4 Yoder Paul R Jr 1
#5 Englewood N J 1
#6 L Esperance Francis A Jr 1

Latest patents

Publication Filing date Title
US4903695A Method and apparatus for performing a keratomileusis or the like operation
US4798204A Method of laser-sculpture of the optically used portion of the cornea
US4773414A Method of laser-sculpture of the optically used portion of the cornea
US4770172A Method of laser-sculpture of the optically used portion of the cornea
US4718418A Apparatus for ophthalmological surgery
US4729372A Apparatus for performing ophthalmic laser surgery
US4732148A Method for performing ophthalmic laser surgery
US4665913A Method for ophthalmological surgery
US4669466A Method and apparatus for analysis and correction of abnormal refractive errors of the eye