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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 = 'HILLS') AND (first_name = 'Louis') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'HILLS'; First Name is 'Louis';

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T / S Patent Date Description Patentee Category Assigned To
 1893
U 495,552 April 18, 1893 Insulator
Clamp type called the ""Security"" insulator. It was sold by the McLeod, Ward & Co.		 HILLS, Louis
 Clamp Type  

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