Growing community of inventors

Paso Robles, CA, United States of America

Dennis Lavelle

Average Co-Inventor Count = 2.40

ph-index = 4

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 = 121

Dennis LavelleFrank G Martin (3 patents)Dennis LavelleAllen D Clawson (2 patents)Dennis LavelleDavid Alan Sands (2 patents)Dennis LavelleHenry Schmitz (1 patent)Dennis LavelleDennis Lavelle (5 patents)Frank G MartinFrank G Martin (10 patents)Allen D ClawsonAllen D Clawson (3 patents)David Alan SandsDavid Alan Sands (2 patents)Henry SchmitzHenry Schmitz (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Del Industries Inc. (5 from 11 patents)


5 patents:

1. 6817541 - Ozone systems and methods for agricultural applications

2. 6500332 - Apparatus for purifying spas/jetted tubs

3. 6499671 - Ozone systems and methods for agricultural applications

4. 6372148 - Apparatus for purifying spas/jetted tubs

5. 6129850 - Apparatus for purifying spas/jetted tubs

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as of
1/4/2026
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