Inventor
Ralph Hamilton Shepard
Inventor
Menlo Park, CA, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding18%
G02BOptical elements, systems or apparatus15%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light9%
H04NPictorial communication, e.g. television9%
B29CShaping or joining of plastics3%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for3%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges3%
F41GWeapon sights3%
F42CAmmunition fuzes3%
PatentTitleYear
11,059,457Capacitance-based foreign object debris sensor202111,042,004System and method for alignment of optical beams202110,890,650LIDAR with co-aligned transmit and receive paths2021D0904909Sensor housing202010,819,923Thermal imaging for self-driving cars202010,698,088LIDAR receiver using a waveguide and an aperture202010,425,598Methods and systems for time-encoded multiplexed imaging201910,070,055Devices and methods for optically multiplexed imaging20187,525,657'System and method for active optical target detection with polarized receiver'20097,498,558'Scintillation hardened semi-active laser sensor'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009Patents assigned to RAYTHEON CO (2)· patent assignee history
2009Based in Tucson, AZ, US· patent location history
2018–2019Patents assigned to MASSACHUSETTS INST TECHNOLOGY (2)· patent assignee history
2018–2019Based in Somerville, MA, US· patent location history
2020–2021Patents assigned to WAYMO LLC (6)· patent assignee history
2020–2021Based in Menlo Park, CA, US· patent location history
2021Based in Mountain View, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WAYMO LLC | 6 | 2020–2021 |
| MASSACHUSETTS INST TECHNOLOGY | 2 | 2018–2019 |
| RAYTHEON CO | 2 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Menlo Park, California, US | 5 | 2020–2021 |
| Somerville, Massachusetts, US | 2 | 2018–2019 |
| Tucson, AZ, US | 2 | 2009 |
| Mountain View, California, US | 1 | 2021 |