Leonard E. Riggan Jr.

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Nashville, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Meltblowing method and system
- Patent number 6,680,021
- Issue date Jan 20, 2004
- Illinois Toolworks Inc.
- Kui-Chiu Kwok
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Meltblowing method and system
- Patent number 5,904,298
- Issue date May 18, 1999
- Illinois Tool Works Inc.
- Kui-Chiu Kwok
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Hot melt adhesive applicator with metering gear-driven head
- Patent number 5,862,986
- Issue date Jan 26, 1999
- Illinois Tool Works, Inc.
- Edward W. Bolyard
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...