Growing community of inventors

San Francisco, CA, United States of America

Stephen Greenwood

Average Co-Inventor Count = 4.67

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

Stephen GreenwoodAnanda Shah (3 patents)Stephen GreenwoodAlkis Roufas (3 patents)Stephen GreenwoodAllan Evans (2 patents)Stephen GreenwoodHannah De Bie (1 patent)Stephen GreenwoodKyle Mayfield (1 patent)Stephen GreenwoodJim Mayfield (1 patent)Stephen GreenwoodKeenan Mayfield (1 patent)Stephen GreenwoodAllan Evans (0 patent)Stephen GreenwoodStephen Greenwood (3 patents)Ananda ShahAnanda Shah (4 patents)Alkis RoufasAlkis Roufas (3 patents)Allan EvansAllan Evans (8 patents)Hannah De BieHannah De Bie (1 patent)Kyle MayfieldKyle Mayfield (1 patent)Jim MayfieldJim Mayfield (1 patent)Keenan MayfieldKeenan Mayfield (1 patent)Allan EvansAllan Evans (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ballast Technologies, Inc. (3 from 3 patents)


3 patents:

1. 11714483 - Systems, methods, and devices for providing virtual-reality or mixed-reality experiences with special effects to a user in or under water

2. 11262583 - Coordination of water-related experiences with virtual reality content

3. 10782525 - Coordination of water-related experiences with virtual reality content

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as of
1/5/2026
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