Growing community of inventors

St. Charles, IL, United States of America

Richard B Karl

Average Co-Inventor Count = 1.67

ph-index = 6

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 = 156

Richard B KarlScott Karl (6 patents)Richard B KarlKurt Staskon (6 patents)Richard B KarlHarvey Hanig (4 patents)Richard B KarlRichard B Karl (15 patents)Scott KarlScott Karl (6 patents)Kurt StaskonKurt Staskon (6 patents)Harvey HanigHarvey Hanig (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Norix Group, Inc. (11 from 33 patents)

2. Other (2 from 832,880 patents)


15 patents:

1. 11857476 - Ligature resistant wardrobe

2. 11219565 - Intensive use shelf

3. 10575642 - Intensive use shelf

4. 10507150 - Intensive use furniture

5. 9661933 - Intensive use bed

6. 8007059 - Intensive use furniture

7. 7287816 - Chair and grouping thereof

8. D510486 - Chair

9. 5857742 - Molding chair

10. 5594983 - Method of forming a chair and grouping thereof

11. 5496091 - Chair and grouping thereof

12. D362347 - Molded chair

13. D347132 - Table leg

14. D347133 - Table leg

15. 5289783 - Weightable table unit

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as of
1/5/2026
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