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James A Servatius

from Inver Grove Heights, MN
Age ~80

James Servatius Phones & Addresses

  • 6380 Baker Ave, Inver Grove Heights, MN 55077 (651) 455-8636
  • South Saint Paul, MN
  • Inver Grove, MN
  • 6380 Baker Ave, Inver Grove, MN 55077 (612) 702-8389

Work

Position: Executive, Administrative, and Managerial Occupations

Education

Degree: Bachelor's degree or higher

Emails

Publications

Us Patents

Multidirectional Single Surface Optically Shaped Film

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US Patent:
6700712, Mar 2, 2004
Filed:
Nov 13, 2001
Appl. No.:
10/010879
Inventors:
James Servatius - Inver Grove Heights MN
Robert T. Fehr - St. Paul MN
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
G03B 2160
US Classification:
359742, 359741, 359454, 359457
Abstract:
A multidirectional single surface optically shaped film is disclosed. The optically shaped film may include a film having only one surface structure with two or more different, overlapping Fresnel patterns formed in the structured surface for use as thin, decorative film.

Microreplication Tool With Gas Release Features

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US Patent:
20030224144, Dec 4, 2003
Filed:
May 31, 2002
Appl. No.:
10/160744
Inventors:
Vincent King - Woodbury MN, US
Joseph D'Sa - Woodbury MN, US
Robert Fehr - Saint Paul MN, US
James Servatius - Saint Paul MN, US
International Classification:
B32B003/00
US Classification:
428/156000, 425/175000, 249/141000, 264/219000, 205/070000
Abstract:
In one embodiment, a microreplication tool includes gas release features that allow gas to escape from microreplication cavities of the tool. The gas release features can be disposed at the bottoms of the respective cavities to avoid air entrapment within the cavities of the tool during the microreplication process. In this manner, the quality of the microreplicated product can be improved.

Method And Apparatus For Knurling A Workpiece, Method Of Molding An Article With Such Workpiece, And Such Molded Article

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US Patent:
59759879, Nov 2, 1999
Filed:
Sep 3, 1997
Appl. No.:
8/894978
Inventors:
Timothy L. Hoopman - River Falls WI
Stanley B. Collins - White Bear Lake MN
James A. Servatius - Inver Grove Heights MN
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
B24B 100
B24D 1100
US Classification:
451 28
Abstract:
A method and apparatus for knurling a workpiece in which the knurl pattern has an oblique helix angle relative to the longitudinal axis of the cylindrical workpiece. Also disclosed is a method of molding a molded article with the knurled workpiece to impart the inverse of the knurl pattern onto the molded article, such a molded article, a method of forming a structured abrasive article with the molded article, and such an abrasive article.
James A Servatius from Inver Grove Heights, MN, age ~80 Get Report