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COBURN OPTICAL IND

Overview
  • Total Patents
    189
About

COBURN OPTICAL IND has a total of 189 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United States, EPO (European Patent Office) and Australia. Its main competitors in its focus markets machine tools, machines and control are GERBER COBURN OPTICAL INC, GERBER OPTICAL INC and WERNICKE & CO GMBH.

Patent filings per year

Chart showing COBURN OPTICAL INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tusinski Joseph 20
#2 Hill Phillip D 17
#3 Stith Joe D 14
#4 Petcen Donald H 14
#5 Smith Kenneth L 12
#6 Kulan Stephen 10
#7 Sinclair Robert I 10
#8 Field Edgar L Jr 9
#9 Strope Todd R 9
#10 Hyslop Ronald T 8

Latest patents

Publication Filing date Title
US5988191A Holder for ophthalmic lenses and lens blocks
US5996596A Method and apparatus for cleaning ophthalmic lenses and blocks
US6129042A Process and machine for coating ophthalmic lenses
US5928063A Pneumatically assisted unidirectional arcuate diaphragm conformal tool
US5800255A Lap adapter
US5841662A Method and apparatus for chucked work piece recognition
US5662518A Pneumatically assisted unidirectional conformal tool
US5762546A Pneumatically assisted conformal tool for an ophthalmic lens finer/polisher
US5649856A Tear-away block for an ophthalmic lens
US5610823A Method for spindle speed optimization of motion profile
US5648025A Method for making light cured ophthalmic lens blocks
US5625267A Constant delay filtering for synchronized motion on multiple axes
US5746436A Air pressurized chuck
US5567198A Compression sleeve ophthalmic lens chuck
US5582085A Dynamic infeed control with workpiece oscillation for segmenting swarf in a lathe application
US5542876A V-profile grinding wheel
US5577950A Conformal tool operating apparatus and process for an ophthalmic lens finer/polisher
US5489954A Lens projecting device
US5512004A Lens edging machine bevel control process
US5485771A Apparatus for generating ophthalmic products from blanks and a method of operating same