Inventor
Ravishankar Sivalingam
Inventor
Woodbury, MN, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing18%
G06TImage data processing or generation, in general18%
G06VImage or video recognition or understanding15%
A61CDentistry12%
G06KGraphical data reading12%
A61BDiagnosis9%
H04NPictorial communication, e.g. television5%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data3%
H04LTransmission of digital information, e.g. telegraphic communication3%
G01VGeophysics2%
PatentTitleYear
10,916,008Method for automatic tooth type recognition from 3D scans202110,713,396Method of aligning intra-oral digital 3D models202010,551,524Batch authentication of materials for automated anti counterfeiting202010,410,346Detecting tooth wear using intra-oral 3D scans201910,405,796Estimating and predicting tooth wear using intra-oral 3D scans201910,331,411Systems and methods for generating random numbers using physical variations present in material samples201910,296,789Note recognition for overlapping physical notes201910,192,003Method of aligning intra-oral digital 3D models201910,032,271Method for automatic tooth type recognition from 3D scans20189,737,257'Estimating and predicting tooth wear using intra-oral 3D scans'20179,626,462'Detecting tooth wear using intra-oral 3D scans'20179,508,001'Note recognition and management using color classification'20169,412,174'Note recognition for overlapping physical notes'20169,292,186'Note capture and recognition with manual assist'20169,251,414'Note recognition and management using color classification'20168,891,862'Note recognition and management using color classification'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2021Patents assigned to 3M INNOVATIVE PROPERTIES CO (16)· patent assignee history
2014–2020Based in Woodbury, MN, US· patent location history
2016–2021Based in San Mateo, CA, US· patent location history
2019–2020Based in Foster City, CA, US· patent location history
2020Patents assigned to 3M INNOVATIVE PROPERTY COMPANIES (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 16 | 2014–2021 |
| 3M INNOVATIVE PROPERTY COMPANIES | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbury, Minnesota, US | 10 | 2014–2020 |
| San Mateo, California, US | 3 | 2016–2021 |
| Foster City, California, US | 3 | 2019–2020 |