Keith Elwin

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Park Ridge, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotatable ball momentum transfer assembly for an amusement game
- Patent number 10,926,166
- Issue date Feb 23, 2021
- Stern Pinball, Inc.
- J. Harrison Drake
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Self-adjusting difficulty feature for an amusement game device
- Patent number 10,603,574
- Issue date Mar 31, 2020
- Stern Pinball, Inc.
- Keith Elwin
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Omnidirectional target for an amusement game device
- Patent number 10,328,335
- Issue date Jun 25, 2019
- Stern Pinball, Inc.
- Keith Elwin
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SELF-ADJUSTING DIFFICULTY FEATURE FOR AN AMUSEMENT GAME DEVICE
- Publication number 20190358520
- Publication date Nov 28, 2019
- Stern Pinball, Inc.
- Keith Elwin
- A63 - SPORTS GAMES AMUSEMENTS