Growing community of inventors

Stratford, CT, United States of America

Joseph Graunstadt

Average Co-Inventor Count = 3.00

ph-index = 3

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 = 61

Joseph Graunstadt ↔ Charles J Renz (4 patents)Joseph Graunstadt ↔ Diana Beatriz Sierra (2 patents)Joseph Graunstadt ↔ April M Peacock (1 patent)Joseph Graunstadt ↔ Richard R Johnston (1 patent)Joseph GraunstadtJoseph Graunstadt (4 patents)Charles J RenzCharles J Renz (81 patents)Diana Beatriz SierraDiana Beatriz Sierra (60 patents)April M PeacockApril M Peacock (22 patents)Richard R JohnstonRichard R Johnston (20 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Playtex Products, Inc. (4 from 383 patents)

2. Graham Packaging Company, L.p. (2 from 544 patents)


4 patents:

1. D619471 - Bottle

2. D618104 - Bottle

3. D618105 - Bottle

4. D617645 - Bottle

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as of
1/3/2026
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