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Freeport, IL, United States of America

Thomas A Fletcher

USPTO Granted Patents = 8

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 99(Granted Patents)

Location History:

Freeport, IL (US) (1991 - 1992)
Stephenson, IL (US) (1995 - 1996)
Stephenson County, IL (US) (1997)

Company Filing History:

Honeywell G.m.b.h.

Years Active: 1991-1997

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5648719 - Magnetic sensor with characteristics that are changeable by an external (1997-07-15),

2. 5541562 - Apparatus for sensing the closure of a door (1996-07-30),

3. 5420571 - Switch with end of life prediction capability (1995-05-30),

4. 5173658 - Inductive proximity sensor with force transferring support post for use (1992-12-22),

5. 5113290 - Sealed focusing assembly for an industrial vision system (1992-05-12),

6. 5082370 - Industrial colorimeter having light intensity compensation means (1992-01-21),

7. 5044753 - Environmentally sealed colorimeter for industrial environments (1991-09-03),

8. 5042948 - Industrial colorimeter having lamp aging compensation means (1991-08-27),

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