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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 = 'OSBORNE') AND (first_name = 'David H.') ORDER BY date ASC, patent, type

Total of 7 patents found where: Last Name is 'OSBORNE'; First Name is 'David H.';

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T / S Patent Date Description Patentee Category Assigned To
 1917
U 1,234,205 July 24, 1917 Strain Insulator
Suspension using metal jaws inside to secure pin instead of using cement		 OSBORNE, David H.
 Suspension Locke Insulator Mfg. Co.
 1927
U 1,650,034 November 22, 1927 Insulator
Suspension with slotted metal cap for pin linkage		 OSBORNE, David H.
 Suspension Locke Insulator Corp.
 1929
U 1,712,900 May 14, 1929 Method of Making Forged Insulator Caps
Method to manufacture steel cap for suspension disks		 OSBORNE, David H.
 Manufacturing Locke Insulator Corp.
U 1,732,339 October 22, 1929 Apparatus for Finishing Insulator Shells
Machine to form the opening in the bottom of a top shell and form grooves in the sides of the opening to aid in cement adhesion between the top shell and the second shell.		 OSBORNE, David H.
 Manufacturing Electric Service Supplies Co.
 1931
U 1,819,380 August 18, 1931 Insulator Connection
Suspension insulator cap and pin that can be locked in securely		 OSBORNE, David H.
 Suspension Locke Insulator Corp.
U 1,819,748 August 18, 1931 Insulator
Suspension of the cap and pin design specially designed to make a strong joint for the cap and pin		 HAWLEY, Kent A.
OSBORNE, David H.
 Suspension Locke Insulator Corp.
 1951
U 2,564,340 August 14, 1951 Clamp for Electrical Conductors
Metal clamp to secure the conductor to the bottom of the string of suspension insulators		 OSBORNE, David H.
 Suspension Porcelain Insulator Co.

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