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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 = 'MARVIN') AND (first_name = 'Richard H.') ORDER BY date ASC, patent, type

Total of 5 patents found where: Last Name is 'MARVIN'; First Name is 'Richard H.';

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T / S Patent Date Description Patentee Category Assigned To
 1917
U 1,245,940 November 6, 1917 Insulator
Suspension string of various size disks to balance electrical capacitance		 MARVIN, Richard H.
 Suspension The R. Thomas & Sons Co.
 1923
U 1,441,990 January 9, 1923 Insulator Connector
Connector for the U-bolt links for Hewlett suspension disk		 MARVIN, Richard H.
 Suspension The R. Thomas & Sons Co.
 1925
U Specimen known 1,526,168 February 10, 1925 Insulator Link
Suspension links for Hewlett disks		 MARVIN, Richard H.
 Suspension The R. Thomas & Sons Co.
 1928
U 1,690,989 November 6, 1928 Multiple String Insulator Suspension
Suspensions made up of several strings of disks		 MARVIN, Richard H.
 Suspension The R. Thomas & Sons Co.
 1929
U 1,733,067 October 22, 1929 Insulator
Multipart with metal cap to prevent damage due to temp changes		 MARVIN, Richard H.
 Multipart The R. Thomas & Sons Co.

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