Growing community of inventors

Richboro, PA, United States of America

Matthew D Marhefka

Average Co-Inventor Count = 1.59

ph-index = 7

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 = 87

Matthew D MarhefkaRobert P Magyar (2 patents)Matthew D MarhefkaJason B Gold (2 patents)Matthew D MarhefkaJace A Weaver (1 patent)Matthew D MarhefkaAndrew Magyar (1 patent)Matthew D MarhefkaD Leann Ayers (1 patent)Matthew D MarhefkaJoseph M Torsella (1 patent)Matthew D MarhefkaMatthew D Marhefka (9 patents)Robert P MagyarRobert P Magyar (7 patents)Jason B GoldJason B Gold (3 patents)Jace A WeaverJace A Weaver (27 patents)Andrew MagyarAndrew Magyar (1 patent)D Leann AyersD Leann Ayers (1 patent)Joseph M TorsellaJoseph M Torsella (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (3 from 832,880 patents)

2. Quickie Manufacturing Corporation (3 from 109 patents)

3. Power Ease, L.l.c. (2 from 4 patents)

4. Computer Expressions Incorporated (1 from 5 patents)


9 patents:

1. 8733852 - Toilet brush caddy

2. D664364 - Head of a cleaning device

3. D642761 - Connector for a cleaning device

4. 7731192 - Balancing puzzle

5. 6881094 - Integrated electrical receptacle system for outdoor application

6. 6866032 - Tool and method for preparing a block for receiving an electrical receptacle

7. 5791748 - Compact disc holder

8. 5624027 - Apparatus for securing a computer diskette to an object

9. 5507548 - Collapsible chair

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idiyas.com
as of
1/2/2026
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