Inventor
BORTNIK CHRISTOPHER B
US13 patents
⚠️ This page may combine multiple inventors who share the name “BORTNIK CHRISTOPHER B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHROEDER IND LLC
12 patentsUS6986842B2Jan 17, 2006
Filter element with foam girdle to secure pleats and method of forming same
SCHROEDER IND LLC45 citations87
US7252759B2Aug 7, 2007
In-tank return line filter element and hydraulic reservoir with same
SCHROEDER IND LLC12 citations77
US11358080B2Jun 14, 2022
Return line in-tank filter assembly with disposable filter element
SCHROEDER IND LLC2 citations71
US10525385B2Jan 7, 2020
Intank filter bowl de-aeration outlet shroud and filter bowl and filter assembly including the same
SCHROEDER IND LLC4 citations67
US7172694B2Feb 6, 2007
Filter assembly
SCHROEDER IND LLC6 citations60
US11266931B2Mar 8, 2022
Intank filter bowl with de-aeration outlet shroud
SCHROEDER IND LLC0 citations56
US12569788B2Mar 10, 2026
Filter assembly with minimized pressure with replaceable element therefore with integrated diverter endcap
SCHROEDER IND LLC0 citations53
US12208349B2Jan 28, 2025
Return line in-tank filter assembly with disposable filter element
SCHROEDER IND LLC0 citations49
US12208347B2Jan 28, 2025
Return line in-tank filter assembly with disposable filter element
SCHROEDER IND LLC0 citations49
US12377371B2Aug 5, 2025
Spin-on filter assembly with replaceable coreless element
SCHROEDER IND LLC0 citations48
US11504658B2Nov 22, 2022
Spin-on filter assembly with replaceable coreless element
SCHROEDER IND LLC0 citations48
US12195323B2Jan 14, 2025
Fuel delivery sump based fuel filtration, coalescing, and water separation system with water storage and multiple operational modes
SCHROEDER IND LLC0 citations42