Inventor
Yongfa Fan
Inventor
Sunnyvale, CA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices50%
G06FElectric digital data processing25%
B82YSpecific uses or applications of nanostructures6%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes6%
G06TImage data processing or generation, in general6%
H04LTransmission of digital information, e.g. telegraphic communication6%
PatentTitleYear
10,990,939Method and device for voice broadcast20218,918,743'Edge-based full chip mask topography modeling'20148,875,066'Performing image calculation based on spatial coherence'20148,812,145'Modeling mask errors using aerial image sensitivity'20148,355,807'Method and apparatus for using aerial image sensitivity to model mask errors'20138,296,688'Evaluating the quality of an assist feature placement based on a focus-sensitive cost-covariance field'20128,161,424'Method and apparatus for modeling chemically amplified resists'20128,006,203'Bulk image modeling for optical proximity correction'20117,954,071'Assist feature placement based on a focus-sensitive cost-covariance field'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2014Patents assigned to SYNOPSYS INC (8)· patent assignee history
2011–2012Based in San Jose, CA, US· patent location history
2011Based in Santa Clara, CA, US· patent location history
2012–2013Patents assigned to FAN YONGFA (3)· patent assignee history
2012Patents assigned to BARNES LEVI D (1)· patent assignee history
2013Patents assigned to HUANG JENSHENG (1)· patent assignee history
2013–2014Based in Sunnyvale, CA, US· patent location history
2021Patents assigned to ADVANCED NEW TECHNOLOGIES CO LTD (1)· patent assignee history
2021Based in Hangzhou, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SYNOPSYS INC | 8 | 2011–2014 |
| FAN YONGFAself | 3 | 2012–2013 |
| ADVANCED NEW TECHNOLOGIES CO LTD | 1 | 2021 |
| BARNES LEVI D | 1 | 2012 |
| HUANG JENSHENG | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sunnyvale, California, US | 4 | 2013–2014 |
| San Jose, California, US | 3 | 2011–2012 |
| Hangzhou, CN | 1 | 2021 |
| Santa Clara, California, US | 1 | 2011 |