USD654022SActiveUtility

Frequency converter

74
Assignee: SUN LIHUAPriority: Sep 13, 2010Filed: Oct 1, 2010Granted: Feb 14, 2012
Est. expirySep 13, 2030(~4.1 yrs left)· nominal 20-yr term from priority
Inventors:Lihua SunMikko KannistoHans CarlssonAntti Vuola
74
PatentIndex Score
37
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a frequency converter, as shown and described.

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