Growing community of inventors

Chicago, IL, United States of America

Michael J Ferris

Average Co-Inventor Count = 2.19

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 = 127

Michael J FerrisJeffrey D Breslow (9 patents)Michael J FerrisPaul H Wise (5 patents)Michael J FerrisBurton C Meyer (4 patents)Michael J FerrisHenry Arias (4 patents)Michael J FerrisHoward J Morrison (1 patent)Michael J FerrisHarry Disko (1 patent)Michael J FerrisWayne A Kuna (1 patent)Michael J FerrisPalmer J Schoenfield (1 patent)Michael J FerrisAlan A Hicks (1 patent)Michael J FerrisWalter J Wozniak (1 patent)Michael J FerrisSam J Cottone (1 patent)Michael J FerrisMichael J Ferris (19 patents)Jeffrey D BreslowJeffrey D Breslow (110 patents)Paul H WisePaul H Wise (6 patents)Burton C MeyerBurton C Meyer (77 patents)Henry AriasHenry Arias (7 patents)Howard J MorrisonHoward J Morrison (98 patents)Harry DiskoHarry Disko (53 patents)Wayne A KunaWayne A Kuna (42 patents)Palmer J SchoenfieldPalmer J Schoenfield (25 patents)Alan A HicksAlan A Hicks (18 patents)Walter J WozniakWalter J Wozniak (9 patents)Sam J CottoneSam J Cottone (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Marvin Glass & Associates (19 from 422 patents)


19 patents:

1. 4575094 - Game board having shiftable board with indicia thereon

2. 4570938 - Board game having pieces with pivotal arm

3. 4563011 - Board game

4. 4550917 - Board racing game

5. 4544162 - Board game utilizing articulated playing pieces

6. 4534567 - Board game with chance device playing piece

7. 4534566 - Board game with reversible secondary pieces

8. 4498674 - Board game with a common piece having a spinner

9. 4337949 - Playing piece propelling game device

10. 4308684 - Toy movie camera

11. 4274629 - Combative game apparatus

12. 4262443 - Pop-up whale

13. 4253669 - Game apparatus with object receiving receptacles and object engaging

14. 4248009 - Toy motor vehicle

15. 4244573 - Competitive game apparatus

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as of
1/13/2026
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