Inventor
David J. Kruszewski
Inventor
Parma, OH, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B05Bprimary
B05BSpraying apparatus33%
E03CDomestic plumbing installations for fresh water or waste water33%
Y10TTechnical subjects covered by former us classification33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994Patents assigned to KEITHLEY INSTRUMENTS (1)· patent assignee history
1994–2001Based in Parma, OH, US· patent location history
1995Patents assigned to THE LAMSON & SESSIONS CO (1)· patent assignee history
2001Patents assigned to MOEN INC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOEN INC | 2 | 2001 |
| KEITHLEY INSTRUMENTS | 1 | 1994 |
| THE LAMSON & SESSIONS CO | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Parma, OH, US | 4 | 1994–2001 |