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Charlotte, NC, United States of America

John W Hopkins

USPTO Granted Patents = 8

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 83(Granted Patents)

Company Filing History:

Textron Corporation

Deere + Company

Years Active: 1989-2005

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6938402 - Mowing blades having an impact energy absorbing structure (2005-09-06),

2. D487098 - Blade (2004-02-25),

3. 5845473 - Material collection bag (1998-12-08),

4. 5333580 - Starter input shaft (1994-08-02),

5. 5020309 - Leaf shredder attachment for a mower bagging system (1991-06-04),

6. 4916837 - Single stage snowthrower (1990-04-17),

7. 4852338 - Debris collector frame and assembly (1989-08-01),

8. 4846588 - Debris collector bag (1989-07-11),

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