Keith Engstrom

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Laguna Niguel, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Temperature compensated opto-electronic circuit and mouse using same
- Patent number 5,541,623
- Issue date Jul 30, 1996
- Alps Electric (USA) Inc.
- Keith A. Engstrom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for producing opto-electronic circuit using laser-trimming d...
- Patent number 5,446,259
- Issue date Aug 29, 1995
- Alps Electric (U.S.A.), Inc.
- Keith A. Engstrom
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Monitoring sterilant concentration in a sterilization process
- Publication number 20030063997
- Publication date Apr 3, 2003
- Ben Fryer
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and method for monitoring of oxidative gas or vapor
- Publication number 20020122744
- Publication date Sep 5, 2002
- Henry K. Hui
- G01 - MEASURING TESTING
Information Patent Application
Monitoring sterilant concentration in diffusion-restricted regions...
- Publication number 20020081228
- Publication date Jun 27, 2002
- Henry K. Hui
- G01 - MEASURING TESTING