Douglas G. Marciniak

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Lake Stevens, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Composite hat stiffener, composite hat-stiffened pressure webs, and...
- Patent number 9,387,629
- Issue date Jul 12, 2016
- The Boeing Company
- Steven E. Pearson
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Composite hat stiffener, composite hat-stiffened pressure webs, and...
- Patent number 8,758,879
- Issue date Jun 24, 2014
- The Boeing Company
- Steven E. Pearson
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Adjustable splice fitting for shimless connection of structual members
- Patent number 8,740,151
- Issue date Jun 3, 2014
- The Boeing Company
- Richard R. Rosman
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE HAT STIFFENER, COMPOSITE HAT-STIFFENED PRESSURE WEBS, AND...
- Publication number 20140299257
- Publication date Oct 9, 2014
- The Boeing Company
- Steven E. Pearson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Composite Hat Stiffener, Composite Hat-Stiffened Pressure Webs, and...
- Publication number 20130344291
- Publication date Dec 26, 2013
- THE BOEING COMPANY
- Steven E. Pearson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL