Growing community of inventors

Berkeley Heights, NJ, United States of America

Walter W Stefanski

Average Co-Inventor Count = 3.32

ph-index = 10

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 = 164

Walter W StefanskiSteven J Sculler (10 patents)Walter W StefanskiFrederick W Dour (7 patents)Walter W StefanskiAnthony D MacNeil (4 patents)Walter W StefanskiMichael P Zambelli (3 patents)Walter W StefanskiJohn R Laverack (2 patents)Walter W StefanskiSean P Daw (2 patents)Walter W StefanskiMichael D Bailey (2 patents)Walter W StefanskiDavid A Reid (1 patent)Walter W StefanskiWalter W Stefanski (11 patents)Steven J ScullerSteven J Sculler (55 patents)Frederick W DourFrederick W Dour (9 patents)Anthony D MacNeilAnthony D MacNeil (8 patents)Michael P ZambelliMichael P Zambelli (117 patents)John R LaverackJohn R Laverack (72 patents)Sean P DawSean P Daw (5 patents)Michael D BaileyMichael D Bailey (2 patents)David A ReidDavid A Reid (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. M&r Marking Systems, Inc. (11 from 43 patents)


11 patents:

1. D493191 - Hand stamp

2. D493192 - Hand stamp

3. D480103 - Seal press

4. D478930 - Hand stamp and storage cap

5. D477628 - Hand stamp case

6. D444808 - Hand stamp

7. D387800 - Ink pad holder

8. D387799 - Self-inking stamp

9. 5649485 - Self-inking stamp

10. 5517916 - Self-inking stamp

11. D359504 - Hand stamp handle

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as of
12/6/2025
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