Inventor
Robert P. Dahlgren
Inventor
Somerville, MA, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus47%
B24BMachines, devices, or processes for grinding or polishing7%
B29CShaping or joining of plastics7%
G01CMeasuring distances, levels or bearings7%
G01DMeasuring not specially adapted for a specific variable7%
G11BInformation storage based on relative movement between record carrier and transducer7%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light7%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
PatentTitleYear
9,115,993'Fused PM fiber single-polarization resonator'20157,728,399'Molded optical package with fiber coupling feature'20105,170,450'Dual-core fiber launching coupler'19925,166,940'Fiber laser and method of making same'19925,078,465'Fused fiber optic coupler'19925,042,896'Polarization device'19915,022,735'Fiber splice coating system'19914,991,922'Optical fiber coupler and method'19914,883,337'Low strain optical fiber coil'19894,624,564'Calibration standards for flying height testers'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to MAGNETIC PERIPHERALS INC (1)· patent assignee history
1986Based in Minneapolis, MN, US· patent location history
1989–2015Patents assigned to DRAPER LAB CHARLES S (8)· patent assignee history
1989–2015Based in Somerville, MA, US· patent location history
1992Based in Lynn, MA, US· patent location history
2010Patents assigned to NAT SEMICONDUCTOR CORP (1)· patent assignee history
2010Patents assigned to UNIV CALIFORNIA (1)· patent assignee history
2010Based in Santa Cruz, CA, US· patent location history
2015Patents assigned to DAHLGREN ROBERT P (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DRAPER LAB CHARLES S | 8 | 1989–2015 |
| DAHLGREN ROBERT Pself | 1 | 2015 |
| MAGNETIC PERIPHERALS INC | 1 | 1986 |
| NAT SEMICONDUCTOR CORP | 1 | 2010 |
| UNIV CALIFORNIA | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Somerville, Massachusetts, US | 7 | 1989–2015 |
| Santa Cruz, California, US | 1 | 2010 |
| Lynn, Massachusetts, US | 1 | 1992 |
| Minneapolis, Minnesota, US | 1 | 1986 |