Growing community of inventors

Narvon, PA, United States of America

Gregg R Espenshade

Average Co-Inventor Count = 1.78

ph-index = 8

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 = 185

Gregg R EspenshadeCurtis M Hartenstine (4 patents)Gregg R EspenshadeGregory S Sellers (2 patents)Gregg R EspenshadeMichael Austin Dotsey (1 patent)Gregg R EspenshadeJames A Sack (1 patent)Gregg R EspenshadeJonathan M Pacella (1 patent)Gregg R EspenshadeDaniel Newhard (1 patent)Gregg R EspenshadeGlenn E Gehr (1 patent)Gregg R EspenshadeCindy L Berkey (1 patent)Gregg R EspenshadeKristopher Konawalik (1 patent)Gregg R EspenshadeDaniel N Newhard (0 patent)Gregg R EspenshadeGregg R Espenshade (11 patents)Curtis M HartenstineCurtis M Hartenstine (149 patents)Gregory S SellersGregory S Sellers (45 patents)Michael Austin DotseyMichael Austin Dotsey (91 patents)James A SackJames A Sack (82 patents)Jonathan M PacellaJonathan M Pacella (56 patents)Daniel NewhardDaniel Newhard (13 patents)Glenn E GehrGlenn E Gehr (12 patents)Cindy L BerkeyCindy L Berkey (10 patents)Kristopher KonawalikKristopher Konawalik (2 patents)Daniel N NewhardDaniel N Newhard (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Graco Children's Products, Inc. (10 from 381 patents)

2. Wonderland Nurserygoods Company Limited (1 from 444 patents)


11 patents:

1. 7752693 - Mattress structure for contained child play area

2. 7694995 - Foldable stroller

3. 7500692 - Basket assembly for a stroller

4. 7185909 - Stroller with drop-down basket

5. 7073815 - Stroller with drop-down basket

6. 7017922 - Stroller with accessory bridge

7. 6910708 - One hand pull collapsible stroller

8. D421241 - Stroller

9. D404344 - Convertible stroller with four swivel wheels

10. 5860695 - Removable seat with height adjustment

11. 5772235 - Convertible stroller

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as of
12/8/2025
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