Inventor
Robert L. Holman
Inventor
Evanston, IL, US
Overview
Patents· 47 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus19%
F21VFunctional features or details of lighting devices or systems thereof15%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted7%
G09FDisplaying6%
Y10TTechnical subjects covered by former us classification6%
F21KNon-electric light sources using luminescence4%
F21SNon-portable lighting devices4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them3%
PatentTitleYear
10,353,210Self-aligning travelling collimating lens for sweeping laser20199,823,411'Etendue-preserving light coupling system having light output aperture smaller than light input aperture'20179,678,329'Angled facets for display devices'20179,448,353'Illumination device having a tapered light guide'20169,395,479'Illumination device having a tapered light guide'20169,377,183'Low-profile lighting systems'20169,291,806'Beam pattern projector with modulating array of light sources'20169,244,212'Illumination device having a tapered light guide'20169,223,080'Light guide with narrow angle light output and methods'20159,170,474'Efficient spatially modulated illumination system'20159,134,591'Efficient spatially modulated illumination system'20159,081,190'Voltage controlled microlens sheet'20159,004,722'Low-profile LED heat management system'20158,979,347'Illumination systems and methods'20158,926,158'Array illumination system'20158,911,102'Low-profile lighting system'20148,845,115'Flash illumination system'20148,740,439'Thin illumination system'20148,721,149'Illumination device having a tapered light guide'20148,674,616'Distributed illumination system'20148,348,489'Thin illumination system'20137,587,117'Luminaire device'20097,520,642'High-density illumination system'20097,424,197'Luminaire device'20087,418,188'Luminaire device'20087,400,439'Uniform illumination system'20087,210,806'High-density illumination system'20077,209,628'Luminaire device'20077,072,096'Uniform illumination system'20066,993,242'Luminaire device'20066,871,982'High-density illumination system'20056,671,452'Luminaire device'20036,520,643'Image projection system'20036,375,327'Image projection system'20026,335,999'Multilayer luminaire device'20026,213,606'Image projection system'20016,044,196'Luminaire device'20006,002,829'Luminaire device'19995,975,703'Image projection system'19995,594,830'Luminaire device'19975,528,720'Tapered multilayer luminaire devices'19965,303,322'Tapered multilayer luminaire devices'19944,788,406'Microattachment of optical fibers'19884,640,736'Wave guide fabrication method'19874,396,246'Integrated electro-optic wave guide modulator'19834,071,396'Controlled atmosphere process for altering the nonstoichiometry of crystalline members'19784,071,323'Diffusion crucible and slab member with common metal component in the vapor phase'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1987Based in Pittsford, NY, US· patent location history
1988Based in Powell, OH, US· patent location history
1994–1997Based in Naperville, IL, US· patent location history
1996–2002Patents assigned to MINNESOTA MINING & MFG (5)· patent assignee history
1999–2016Based in Evanston, IL, US· patent location history
2003–2009Patents assigned to 3M INNOVATIVE PROPERTIES CO (6)· patent assignee history
2013–2016Patents assigned to QUALCOMM MEMS TECHNOLOGIES INC (17)· patent assignee history
2013–2017Patents assigned to HOLMAN ROBERT L (12)· patent assignee history
2013–2016Patents assigned to SAMPSELL MATTHEW B (8)· patent assignee history
2014–2019Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| QUALCOMM MEMS TECHNOLOGIES INC | 17 | 2013–2016 |
| HOLMAN ROBERT Lself | 12 | 2013–2017 |
| SAMPSELL MATTHEW B | 8 | 2013–2016 |
| 3M INNOVATIVE PROPERTIES CO | 6 | 2003–2009 |
| MINNESOTA MINING & MFG | 5 | 1996–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Evanston, Illinois, US | 22 | 1999–2016 |
| San Jose, California, US | 17 | 2014–2019 |
| Pittsford, New York, US | 4 | 1978–1987 |
| Naperville, Illinois, US | 3 | 1994–1997 |
| Powell, OH, US | 1 | 1988 |