Inventor
Christopher Neumann
Inventor
Granada Hills, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B62Dprimary
B62DMotor vehicles22%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers22%
E21BEarth or rock drilling11%
G06FElectric digital data processing11%
H04SStereophonic systems11%
LOC1411%
Y02TClimate change mitigation technologies related to transportation11%
PatentTitleYear
9,938,793Spherical blow out preventer annular seal20189,327,776'Rear spoiler system for a vehicle'20169,242,683'Rear spoiler system for a vehicle'20168,630,438'Speaker isolation system'20147,720,247'Speaker isolation system'20107,454,022'Multi-mode ambient soundstage system'20087,299,422'System and method for transferring personalization information among computer systems'2007D0476641'Portion of a speaker'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2014Patents assigned to HARMAN INT IND (4)· patent assignee history
2003–2014Based in Granada Hills, CA, US· patent location history
2007Based in San Francisco, CA, US· patent location history
2014Patents assigned to CASTRO BRIAN D (1)· patent assignee history
2014Patents assigned to DIN TIENWHEI (1)· patent assignee history
2016Patents assigned to WABCO GMBH (2)· patent assignee history
2016Based in Alfeld, DE· patent location history
2016Based in Braunschweig, DE· patent location history
2018Patents assigned to FREUDENBERG OIL & GAS LLC (1)· patent assignee history
2018Based in Lautertal, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HARMAN INT IND | 4 | 2003–2014 |
| WABCO GMBH | 2 | 2016 |
| CASTRO BRIAN D | 1 | 2014 |
| DIN TIENWHEI | 1 | 2014 |
| FREUDENBERG OIL & GAS LLC | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Granada Hills, California, US | 4 | 2003–2014 |
| Lautertal, DE | 1 | 2018 |
| Alfeld, DE | 1 | 2016 |
| Braunschweig, DE | 1 | 2016 |
| San Francisco, California, US | 1 | 2007 |