Inventor
John O. Naumann
Inventor
Watervliet, NY, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Bprimary
B24BMachines, devices, or processes for grinding or polishing31%
B24DTools for grinding, buffing or sharpening31%
B23BTurning8%
G01BMeasuring length, thickness or similar linear dimensions8%
G01MTesting static or dynamic balance of machines or structures8%
G05BControl or regulating systems in general8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
10,859,470Method for measuring and calculating geometric parameters of the wheels of a wheelset for rail vehicles20205,916,013'Inner race grinding machine'19995,702,294'Grinding bit having a novel grinding grip'19975,681,209'Housing grinding machine'19975,577,952'Multiple cage grinding device'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1999Patents assigned to CONSTANT VELOCITY SYSTEMS INC (4)· patent assignee history
1996–1999Based in Watervliet, NY, US· patent location history
2020Patents assigned to HEGENSCHEIDT MFD GMBH (1)· patent assignee history
2020Patents assigned to HEGENSCHEIDT MFD GMBH & CO KG (1)· patent assignee history
2020Based in Wassenberg, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CONSTANT VELOCITY SYSTEMS INC | 4 | 1996–1999 |
| HEGENSCHEIDT MFD GMBH | 1 | 2020 |
| HEGENSCHEIDT MFD GMBH & CO KG | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Watervliet, New York, US | 4 | 1996–1999 |
| Wassenberg, DE | 1 | 2020 |