USD469025SExpiredUtility

Photo detector

54
Priority: Dec 4, 2001Filed: Dec 4, 2001Granted: Jan 21, 2003
Est. expiryDec 4, 2021(expired)· nominal 20-yr term from priority
Inventors:Li-Chuan Chen
54
PatentIndex Score
8
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a photo detector, as shown.

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