Growing community of inventors

LaHabra, CA, United States of America

Sang Kwak

Average Co-Inventor Count = 5.00

ph-index = 1

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 = 1

Sang Kwak ↔ Sheldon Goldberg (1 patent)Sang Kwak ↔ Robert Smathers (1 patent)Sang Kwak ↔ Jordan Kort (1 patent)Sang Kwak ↔ Steven Vetter (1 patent)Sang KwakSang Kwak (1 patent)Sheldon GoldbergSheldon Goldberg (1 patent)Robert SmathersRobert Smathers (1 patent)Jordan KortJordan Kort (1 patent)Steven VetterSteven Vetter (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Imperial Toy LLC (1 from 32 patents)


1 patent:

1. 5697828 - Toy coin bank with audio signal

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as of
12/12/2025
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