David Ray Hartman
Inventor
Stats
- 3 US patents issued
- 15 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 3 US Patents Issued
- 15 US Applications Filed
- 55 Total Citation Count
- Jan 6, 2023 Most Recent Filing
- May 22, 2003 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| NSK AMERICAS, INC. | 2
2 1 | 2014
2015 2016 |
| AUTOMOTIVE COMPONENTS HOLDINGS, LLC | 1
| 2003
|
Inventor Addresses
| Address | Duration |
|---|---|
| Brighton, MI | Dec 23, 03 - Dec 23, 03 |
| Brighton, MI, US | Apr 09, 15 - Dec 26, 24 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B62D: | MOTOR VEHICLES; TRAILERS | 14 |
| F03C: | POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS | 1 |
| F16F: | SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2024/0425,100 | 2024 | STEERING COLUMN SHROUD BREAK AWAY INTERFACE | 0 |
| 11975756 | 2024 | Steering column telescope assembly and energy absorption device | 0 |
| 11845487 | 2023 | Steering column breakaway and energy absorption apparatus | 0 |
| 11697447 | 2023 | Steering column positive lock drive mechanism | 0 |
| 11685420 | 2023 | Steering column anti-rotational device | 0 |
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level.
>
Upgrade to our Level for up to -1 portfolios!.