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Inventor

Ann M. Hawkins

Inventor
Lake Elmo, MN, US

Overview

3→
Patents
2004–2014
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B24Dprimary
B24DTools for grinding, buffing or sharpening43%
B24BMachines, devices, or processes for grinding or polishing29%
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
F41HArmour14%
PatentTitleYear
8,888,561'Nonwoven abrasive wheel'20148,323,072'Method of polishing transparent armor'20126,805,722'Apparatus and method for forming a spiral wound abrasive article, and the resulting article'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2014Patents assigned to 3M INNOVATIVE PROPERTIES CO (3)· patent assignee history
2004–2014Based in Lake Elmo, MN, US· patent location history
2012–2014Patents assigned to HAWKINS ANN M (2)· patent assignee history
2012–2014Patents assigned to MCARDLE JAMES L (2)· patent assignee history
2012Patents assigned to BARRY JOHN L (1)· patent assignee history
2012Patents assigned to BILLIG DANIEL A (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
3M INNOVATIVE PROPERTIES CO32004–2014
HAWKINS ANN Mself22012–2014
MCARDLE JAMES L22012–2014
BARRY JOHN L12012
BILLIG DANIEL A12012
Locations
LocationPatentsSpan
Lake Elmo, Minnesota, US32004–2014