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Inventor

Walton E. Sparks

Inventor
Dublin, OH, US

Overview

11→
Patents
1977–1999
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 11 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary
B01DSeparation33%
F25DRefrigerators33%
F24CDomestic stoves or ranges11%
LOC1511%
LOCD111%
PatentTitleYear
5,907,958'Refrigerator water filter'19995,715,699'Refrigerator water filter'19985,711,288'Cooking range mounted spice rack'19985,707,518'Refrigerator water filter'1998D0379095'Refrigerator'1997D0378885'Gas cooktop grate'1997D0378262'Gas cooktop grate'1997D0377853'Dishwasher front panel'1997D0375867'Cooking range'1996D0372847'Cooking range mounted spice rack'1996D0246034'Security console'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to WESTINGHOUSE ELECTRIC CORP (1)· patent assignee history
1977Based in Pittsburgh, PA, US· patent location history
1996–1999Patents assigned to WHITE CONSOLIDATED IND INC (10)· patent assignee history
1996–1999Based in Dublin, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WHITE CONSOLIDATED IND INC101996–1999
WESTINGHOUSE ELECTRIC CORP11977
Locations
LocationPatentsSpan
Dublin, OH, US101996–1999
Pittsburgh, Pennsylvania, US11977