The patent EP0606649 was granted to Mitsubishi Denki Kabushiki Kaisha on Mar 18, 1998. The application was originally filed on Dec 28, 1993 under application number EP93121024.

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.
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