Forward Citations = 116

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3 inventors (with patents filed for the assignee):

Charles D Ray (4 out of 34 patents)

Eugene A Dickhudt (1 out of 72 patents)

Richard G Steller (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 4757983 - Head and chin for face-down operations (1988-07-19),

2. 4662619 - Kneeling attachment for operations in the prone sitting position (1987-05-05),

3. 4657002 - Bone impactors (1987-04-14),

4. 4610243 - Malleable force-fulcrum retractor (1986-09-09),

Charles D. Ray, Ltd. is a leading provider of high-quality financial and investment services. With a team of experienced professionals, we offer tailored solutions to meet our clients' diverse needs. Our areas of expertise include wealth management, retirement planning, and investment advisory services. We are committed to helping our clients achieve their financial goals and secure their future.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#9 in Wayzata, MN

#1,649 in Minnesota

#60,597 in US

Wayzata, MN, United States of America

Charles D. Ray, Ltd.

Forward Citations = 116

3 inventors:

Charles D Ray (4 out of 34 patents)

Eugene A Dickhudt (1 out of 72 patents)

Richard G Steller (1 out of 1 patent)

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