75 Utility Patents
#4 in San Marino, CA
#3,142 in California
#9,541 in US
#17,538 in the World
Forward Citations = 1,403
Company Filing History:
Xponent Photonics Inc
Hoya Corporation USA
Ortel Corporation
4. 12 out of 205

5. 3 out of 3
Hiefo Corporation
where one patent can have more than one assignee
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