SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (residence = 'Detroit, MI') ORDER BY last_name ASC, first_name, date, patent, type |
Total of 17 patents found where: Residence is 'Detroit, MI';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
T / S | Patent | Date | Description | Patentee | Category | Assigned To |
BELLOWS, Lewis F. R. | ||||||
U | 2,173,510 | September 19, 1939 | Conducting Holder for Luminous Tube Terminals Neon terminal holder |
BELLOWS, Lewis F. R. |
Neon | |
BIGHAM, Neal Jay | ||||||
U | 977,262 | November 29, 1910 | Insulating Hanger Knob - self-tying |
BIGHAM, Neal Jay |
Knob | Harry A. Robertson |
DAVENPORT, Ransom W. | ||||||
U | 1,451,815 | April 17, 1923 | Rapid Decorating Firing Furnace or Kiln Kiln for firing porcelain spark plug insulators |
DAVENPORT, Ransom W. |
Manufacturing | Jeffery-Dewitt Co. |
FISHER, Frank E. | ||||||
U | 360,215 | March 29, 1887 | Automatic Lathe Insulator pin threading device |
FISHER, Frank E. |
Pin | |
JEFFERY, Joseph A. JEFFERY, Benjamin A. | ||||||
U | 1,186,203 | June 6, 1916 | Apparatus for Use in Manufacturing Articles of Ceramic Material Method of manufacturing spark plugs |
JEFFERY, Joseph A. JEFFERY, Benjamin A. |
Manufacturing | |
U | 1,223,792 | April 24, 1917 | Apparatus for Use in Manufacturing Articles of Ceramic Material Machine for manufacturing spark plugs |
JEFFERY, Joseph A. JEFFERY, Benjamin A. |
Manufacturing | |
JEFFERY, Joseph A. | ||||||
U | 1,240,575 | September 18, 1917 | Method of Preparing Ceramic Articles for Handling Method of manufacturing clay bodies for porcelain insulators |
JEFFERY, Joseph A. |
Manufacturing | |
U | 1,409,953 | March 21, 1922 | Ceramic Insulating Material Porcelain composition using Sillimanite for high electrical and mechanical strength and low coefficient of expansion, which is particularly suitable for spark plugs |
JEFFERY, Joseph A. |
Porcelain | Jeffery-Dewitt Co. |
U | 1,468,947 | September 25, 1923 | Furnace for Decorating Ceramic Ware Kiln for firing porcelain spark plug insulators |
JEFFERY, Joseph A. |
Manufacturing | Jeffery-Dewitt Co. |
JEFFERY, Joseph A. MONTGOMERY, Earle T. | ||||||
U | 1,631,729 | June 7, 1927 | Ceramic Insulating Material Porcelain composition for spark plugs and insulators consisting of Sillimanite and a glassy matrix |
JEFFERY, Joseph A. MONTGOMERY, Earle T. |
Porcelain | Champion Porcelain Co. |
U | 1,631,730 | June 7, 1927 | Ceramic Material Porcelain composition for spark plugs and insulators consisting of Sillimanite |
JEFFERY, Joseph A. MONTGOMERY, Earle T. |
Porcelain | Champion Porcelain Co. |
JEFFERY, Joseph A. RIDDLE, Frank H. | ||||||
U | 1,723,174 | August 6, 1929 | Use of Dumortierite Porcelain composition use the mineral dumortierite which allows firing at a lower temperature |
JEFFERY, Joseph A. RIDDLE, Frank H. |
Porcelain | Champion Porcelain Co. |
JOHNSTON, Robert M. | ||||||
U | 1,329,770 | February 3, 1920 | Insulator Suspension type for J-D |
JOHNSTON, Robert M. |
Suspension | Jeffery-Dewitt Co. |
KRELL, Emil F. | ||||||
U | 303,936 | August 19, 1884 | Machine for Making Glass Insulators Press for making insulators |
KRELL, Emil F. |
Press | 3/5 to Orville W. Owen |
SCHAFFLER, Oscar | ||||||
U | 1,706,987 | March 26, 1929 | Electric Wire Insulator Bushing |
SCHAFFLER, Oscar |
Bushing | |
SHERWOOD, A. S. | ||||||
U | 52,329 | January 30, 1866 | Improvement in Lightning Rods Lightning rod point with connection to rod made of corrugated copper sheet to increase surface area |
SHERWOOD, A. S. |
Lightning Rod Point | |
SINGER, Julius M. | ||||||
D | 65,872 | October 28, 1924 | Design for a Bottle Design for Bottle (Wolverine) |
SINGER, Julius M. |
HU | Wolverine Bottling Works |
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