Growing community of inventors

Denver, CO, United States of America

Howard Katchen

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 25

Howard KatchenMichael A Bick (5 patents)Howard KatchenRobert F Anderson (4 patents)Howard KatchenRobert D Anderson (1 patent)Howard KatchenHoward Katchen (5 patents)Michael A BickMichael A Bick (8 patents)Robert F AndersonRobert F Anderson (37 patents)Robert D AndersonRobert D Anderson (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shelly & Anderson Furniture Mfg. Co., Inc. (2 from 8 patents)

2. Shelly & Anderson Mfg. Co., Inc. (2 from 2 patents)

3. Shelly & Anderson (1 from 1 patent)


5 patents:

1. D290069 - Sofa

2. D289713 - Sofa

3. D289711 - Sofa

4. D289712 - Sofa

5. D274580 - Seat

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as of
1/13/2026
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