LexDanaLexDanabeta
Inventor

ZDZISLAW CHAJEC

Inventor
US

Overview

4→
Patents
2022–2024
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary
B01DSeparation40%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry20%
B08BCleaning in general20%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof20%
PatentTitleYear
12,064,718Alignment notch for an endcap of a filter element202411,628,385Alignment notch for an endcap of a filter element202311,504,659Endplate with guide feature202211,504,660Endplate with guide feature2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to CUMMINS FILTRATION IP INC (4)· patent assignee history
2022–2024Patents assigned to DAVCO TECH LLC (4)· patent assignee history
2022–2024Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CUMMINS FILTRATION IP INC42022–2024
DAVCO TECH LLC42022–2024
Locations
LocationPatentsSpan
US42022–2024