LexDanaLexDanabeta
Inventor

Liangliang Cao

Inventor
Xiamen, CN

Overview

67→
Patents
2013–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 67 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F21Vprimary
F21VFunctional features or details of lighting devices or systems thereof14%
F21KNon-electric light sources using luminescence10%
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 emitted8%
G06FElectric digital data processing8%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them5%
G06NComputing arrangements based on specific computational models4%
G06VImage or video recognition or understanding4%
H04NPictorial communication, e.g. television4%
F21SNon-portable lighting devices4%
G02BOptical elements, systems or apparatus4%
PatentTitleYear
11,118,929Providing light navigation guidance202110,954,136Preparation method and application of tetragonal NaV202110,876,723Lighting apparatus202010,830,396LED light bulb202010,801,675LED lighting apparatus202010,775,007Split type downlight apparatus202010,726,332Generating a training model based on feedback202010,690,292LED light bulb202010,670,193Method of installing LED light bar, bulb apparatus and light apparatus202010,645,768Light apparatus with enlightened pattern202010,634,286Lighting device and manufacturing method thereof202010,607,830LED light apparatus and assembling method thereof202010,598,352Downlight with spring fixing structure202010,580,945LED device202010,565,771Automatic video segment selection method and apparatus202010,520,138Light bulb with fixed structure201910,473,291Filament bulb with uniform luminance201910,450,504LED device201910,436,392LED filament light201910,344,920Lighting device201910,346,746Generating a training model based on feedback201910,330,302Gas-free light bulb device201910,309,586Light bulb apparatus with graphite cap201910,312,759Motor with elastic element deformable in different directions201910,270,022LED (light-emitting diode) module and a light apparatus201910,256,376LED device201910,246,636LED device201910,247,364Method for installing LED light bar into light bulb and device201910,243,116LED device201910,228,613Light source system and related projection system employing a light division system and two spatial light modulators201910,228,094Lighting device201910,197,897Light source system employing two light emitting devices and related projection system employing two spatial light modulators201910,193,833Electronic message composition support method and apparatus2019D0838008Filament bulb2019D0838009Filament bulb201910,170,294Conductive structure, lighting fixture, and lighting fixture assembling method201910,095,095Light source system employing two light emitting devices and related projection system employing two spatial light modulators2018D0829940Filament bulb2018D0829941Filament bulb201810,069,047LED device20189,997,690LED (light-emitting diode) module and a light apparatus20189,989,202Light emitting device with diffuser and light reflector20189,966,718Bulb apparatus20189,947,314Semi-supervised learning of word embeddings20189,911,223'Automatic video segment selection method and apparatus'20189,897,901'Light source system and related projection system'20189,897,903'Light source system and related projection system'20189,897,900'Light source system and related projection system'20189,866,807'Light source system and image projection system'20189,816,683'Light sources system and projection device using the same'20179,746,756'Light source system and related projection system employing a light division system and two spatial light modulatiors'20179,734,166'Association of visual labels and event context in image data'20179,684,852'Systems and methods for inferring gender by fusion of multimodal content'20179,672,814'Semi-supervised learning of word embeddings'20179,659,560'Semi-supervised learning of word embeddings'20179,659,258'Generating a training model based on feedback'20179,612,514'Light-emitting device and related projection system'20179,471,851'Systems and methods for inferring gender by fusion of multimodal content'20169,467,667'Method and apparatus of white balance adjustment'20169,292,766'Techniques for ground-level photo geolocation using digital elevation'20169,251,434'Techniques for spatial semantic attribute matching for location identification'20169,251,433'Techniques for spatial semantic attribute matching for location identification'20169,165,217'Techniques for ground-level photo geolocation using digital elevation'20159,014,420'Adaptive action detection'20159,000,406'Method and apparatus of drive currents control over a solid state light source'20158,639,042'Hierarchical filtered motion field for action recognition'20148,513,342'Durable superhydrophobic coatings'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2020Patents assigned to IBM (13)· patent assignee history
2015–2019Patents assigned to APPOTRONICS CORP LTD (11)· patent assignee history
2015–2019Based in Shenzhen, CN· patent location history
2015–2020Based in Amherst, MA, US· patent location history
2017–2019Patents assigned to APPOTRONICS CHINA CORP (7)· patent assignee history
2018–2020Patents assigned to XIAMEN ECO LIGHTING CO LTD (21)· patent assignee history
2018–2020Patents assigned to LEEDARSON LIGHTING CO LTD (10)· patent assignee history
2018–2020Based in Xiamen, CN· patent location history
2018–2020Based in New York, NY, US· patent location history
2019–2020Based in Fujian, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
XIAMEN ECO LIGHTING CO LTD212018–2020
IBM132015–2020
APPOTRONICS CORP LTD112015–2019
LEEDARSON LIGHTING CO LTD102018–2020
APPOTRONICS CHINA CORP72017–2019
Locations
LocationPatentsSpan
Xiamen, CN282018–2020
Shenzhen, CN132015–2019
Amherst, Massachusetts, US122015–2020
Fujian, CN42019–2020
New York, New York, US32018–2020