Individual holder
PARKYN WILLIAM A
US·2 granted patents·1 pending application·23 citations·filing 1983–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0166US8789983B2Free-form catadioptric illumination lensPARKYN WILLIAM A·Filed 2012·Granted Jul 29, 2014·2 cites·17 claims
- 0258US4520795ASolar collector having tank and glazing constructionPARKYN WILLIAM A·Filed 1983·Granted Jun 4, 1985·21 cites·24 claims
- 0344US2012268950A1Wide-Angle Non-Imaging Illumination Lens Arrayable for Close Planar TargetsPARKYN WILLIAM A·Filed 2012·Application pending·0 cites
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