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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'CHESTER') AND (first_name = 'Stephen') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'CHESTER'; First Name is 'Stephen';

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T / S Patent Date Description Patentee Category Assigned To
 1871
U Specimen known 114,924 May 16, 1871 Improvement in Telegraph Insulators
CD 158.1 with metal ring with fingers to hold wire		 CHESTER, Stephen
 Insulator  

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