Growing community of inventors

St. Charles, MO, United States of America

John A Zurcher

Average Co-Inventor Count = 2.67

ph-index = 7

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 151

John A ZurcherRobert L Carpenter (6 patents)John A ZurcherHyunkyu Kim (5 patents)John A ZurcherJohn W Puryear (5 patents)John A ZurcherDonald D Foster (4 patents)John A ZurcherMartin S Laffey (3 patents)John A ZurcherSteven M Tipton (1 patent)John A ZurcherRichard J Feehan (1 patent)John A ZurcherJohn W Chapman (1 patent)John A ZurcherJohn A Zurcher (12 patents)Robert L CarpenterRobert L Carpenter (28 patents)Hyunkyu KimHyunkyu Kim (38 patents)John W PuryearJohn W Puryear (32 patents)Donald D FosterDonald D Foster (119 patents)Martin S LaffeyMartin S Laffey (15 patents)Steven M TiptonSteven M Tipton (10 patents)Richard J FeehanRichard J Feehan (8 patents)John W ChapmanJohn W Chapman (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zebco Corporation (7 from 96 patents)

2. Contico International LLC (2 from 153 patents)

3. Continental Sprayers International, Inc. (2 from 21 patents)

4. Zebco Div. of Brunswick Corporation (1 from 6 patents)

5. Continental Afa Dispensing Company (28 patents)


12 patents:

1. 6729560 - Dual component trigger sprayer which mixes components in discharge passage

2. 6550694 - Dual component trigger sprayer which mixes components in discharge passage

3. 5669565 - Anti-jamming mechansim for bail assembly on fishing reel

4. 5667159 - Trip system for a bail assembly on a fishing reel

5. 5662283 - Fishing reel with line holding feature

6. 5620149 - Fishing reel with trigger-actuated bail assembly

7. 5613645 - Force transmission plate assembly for actuation of a bail assembly on a

8. 5609299 - Bottle adapter for dual piston trigger sprayer

9. D354226 - Trigger sprayer

10. 5118047 - Oscillator slider retainer lock

11. 5040743 - Spinning reel with rear-actuated front drag

12. 4875639 - Depth setting device for a spinning reel

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as of
12/12/2025
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