Assignee
NIPPON ASPHERICAL LENS CO LTD
JP·3 granted patents·30 citations·filing 1993–1996
Top patents by PatentIndex Score
3 records- 0139US5764838AAspherical lens for optical fiber and optically coupling construction using the sameNIPPON ASPHERICAL LENS CO LTD·Filed 1996·Granted Jun 9, 1998·8 cites·6 claims
- 0239US5398377APlastic hingeNIPPON ASPHERICAL LENS CO LTD·Filed 1993·Granted Mar 21, 1995·21 cites·6 claims
- 0324US5729344AMethod and apparatus for forming an optical surface by optical etchingNIPPON ASPHERICAL LENS CO LTD·Filed 1996·Granted Mar 17, 1998·1 cites·8 claims
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