Growing community of inventors

Kansas City, MO, United States of America

Christopher Jason Shields

Average Co-Inventor Count = 3.21

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 = 29

Christopher Jason ShieldsNicholas Pedersen (3 patents)Christopher Jason ShieldsMax Jefferies Younger (2 patents)Christopher Jason ShieldsJason Blake Penrod (2 patents)Christopher Jason ShieldsDouglas Lee Krivanek (2 patents)Christopher Jason ShieldsIvan B Helmrich (2 patents)Christopher Jason ShieldsJennifer R Garbos (1 patent)Christopher Jason ShieldsDanielle M Caldwell (1 patent)Christopher Jason ShieldsTyler James Richmond (1 patent)Christopher Jason ShieldsIvan B Helmirch (1 patent)Christopher Jason ShieldsNicholas Pedersen (1 patent)Christopher Jason ShieldsChristopher Jason Shields (6 patents)Nicholas PedersenNicholas Pedersen (6 patents)Max Jefferies YoungerMax Jefferies Younger (20 patents)Jason Blake PenrodJason Blake Penrod (10 patents)Douglas Lee KrivanekDouglas Lee Krivanek (6 patents)Ivan B HelmrichIvan B Helmrich (4 patents)Jennifer R GarbosJennifer R Garbos (22 patents)Danielle M CaldwellDanielle M Caldwell (1 patent)Tyler James RichmondTyler James Richmond (1 patent)Ivan B HelmirchIvan B Helmirch (1 patent)Nicholas PedersenNicholas Pedersen (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hallmark Cards, Inc. (6 from 233 patents)


6 patents:

1. 11499706 - Apparatus for producing light and sound

2. 11027571 - Recordable greeting card with user-definable touch zones

3. 10352553 - Apparatus for producing light and sound

4. 9713397 - Modular display frames and system for magnetically coupled arrangements

5. D782103 - Cover for an illumination device

6. D751828 - Picture frame

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as of
12/19/2025
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