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Heikki Pienisaari

Overall (2002): #63,111 of 266,432Top 25%
2 Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6476567 Control gear for fluorescent lamps — 2002-11-05
6437521 Electronic control circuit — 2002-08-20

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