Donald D. Kook

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Los Gatos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hand held sensor and display
- Patent number 6,249,113
- Issue date Jun 19, 2001
- Zircon Corporation
- Norman L. Krantz
- G01 - MEASURING TESTING
Information Patent Grant
Calibrated bevel square with integrated electronic level and plumb
- Patent number 5,452,522
- Issue date Sep 26, 1995
- Zircon Corporation
- Donald D. Kook
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Electronic level with display scale and audible tone scale
- Patent number 5,313,713
- Issue date May 24, 1994
- Zircon Corporation
- Charles E. Heger
- G01 - MEASURING TESTING