Assignee
HOYA PRECISION INC
JP·3 granted patents·113 citations·filing 1996–1999
Top patents by PatentIndex Score
3 records- 0192US5762673AMethod of manufacturing glass optical elementsHOYA PRECISION INC·Filed 1997·Granted Jun 9, 1998·67 cites·16 claims
- 0280US5919718AGlass composition moldable into an optical element with reduced pull-outHOYA PRECISION INC·Filed 1996·Granted Jul 6, 1999·32 cites·13 claims
- 0366US6009725AProcess for manufacturing glass optical elementsHOYA PRECISION INC·Filed 1999·Granted Jan 4, 2000·14 cites·50 claims
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