Stephen Andrew Derfiny — 18 Patents at Sub-Zero Group

Stephen Andrew Derfiny has been granted 18 US patents while listed as an inventor at Sub-Zero Group. The first was granted in 2013 and the most recent in July 2025. Stephen Andrew Derfiny ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Stephen Andrew Derfiny in Paddy Lane, IL, US.

Patents per Year

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #	Title	Co-Inventors	Date
D1084053	Ice maker door and kick plate	Curtis Leroy Cruver, IV	2025-07-15
D1059101	Drawer divider walls	Curtis Leroy Cruver, IV	2025-01-28
D1059428	Door ladder	Curtis Leroy Cruver, IV	2025-01-28
D1059429	Door shelf	Curtis Leroy Cruver, IV	2025-01-28
D1059430	Door shelf	Curtis Leroy Cruver, IV	2025-01-28
D1058616	Shelf	Curtis Leroy Cruver, IV	2025-01-21
D1051649	Drawer	Curtis Leroy Cruver, IV	2024-11-19
D1047628	Ice scoop	Curtis Leroy Cruver, IV	2024-10-22
D1041976	Shelf nose	Curtis Leroy Cruver, IV	2024-09-17
D1039571	Ice scoop holder	Curtis Leroy Cruver, IV	2024-08-20
D1038667	Drawer front face	Curtis Leroy Cruver, IV	2024-08-13
D1036512	Water dispenser	Curtis Leroy Cruver, IV	2024-07-23
D1030816	Sliding door	Curtis Leroy Cruver, IV	2024-06-11
D1023077	Door ladder and shelf combination	Curtis Leroy Cruver, IV	2024-04-16
11717077	Adjustable and collapsible desk	Colin Andrew Dowdle, James Charles Dowdle, Curtis Leroy Cruver, IV	2023-08-08
D985629	Ice maker assembly	Brant David Springer, Chad A. Wohlrab, Curtis Leroy Cruver, IV	2023-05-09
D968905	Ice bucket	Curtis Leroy Cruver, IV	2022-11-08
D694293	Refrigerator internal liquid dispenser	David C. Eby, William C. Cesaroni, Curtis Leroy Cruver, IV	2013-11-26

Stephen Andrew Derfiny — 18 Patents

Patents per Year

Issued Patents All Time

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