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Lawrenceville, GA, United States of America

Roger A Ziecker

USPTO Granted Patents = 11

Average Co-Inventor Count = 2.0

ph-index = 9

Forward Citations = 840(Granted Patents)

Company Filing History:

Nordson Corporation

The Mead Corporation

Years Active: 1980-2000

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6089413 - Liquid dispensing and recirculating module (2000-07-18),

2. 5740963 - Self-sealing slot nozzle die (1998-04-21),

3. 5699938 - Molten thermoplastic material supply system with removable drive assembly (1997-12-23),

4. 5620139 - Nozzle adapter with recirculation valve (1997-04-15),

5. 5495963 - Valve for controlling pressure and flow (1996-03-05),

6. 5292068 - One-piece, zero cavity nozzle for swirl spray of adhesive (1994-03-08),

7. 5265800 - Adhesive spray gun with adjustable module and method of assembling (1993-11-30),

8. 4983109 - Spray head attachment for metering gear head (1991-01-08),

9. 4785996 - Adhesive spray gun and nozzle attachment (1988-11-22),

10. 4301912 - Divider screws (1981-11-24),

11. 4223509 - Film tucking packaging machine (1980-09-23),

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