Inventor
Cheng-Hsiang Huang
Inventor
Taipei, TW
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 devices12%
G06FElectric digital data processing12%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1012%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body6%
A63HToys, e.g. tops, dolls, hoops or building blocks6%
B01DSeparation6%
B05CApparatus for applying fluent materials to surfaces, in general6%
F03GSpring, weight, inertia or like motors6%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges6%
G11CStatic stores6%
PatentTitleYear
11,015,631Retractable locks20219,881,116'Restricted region transform method and restricted region transform device'20189,534,588'Gravity-assisted rotational mechanism and generator device cooperating therewith'20179,205,022'Multifunctional spa device'20157,968,926'Logic non-volatile memory cell with improved data retention ability'20116,596,082'Dual cup spin coating system'20035,989,317'Method and apparatus for recovering process liquid and eliminating trapped air'19995,878,918'Photoresist supplying system for used in a semiconductor fabrication'19995,857,619'Apparatus and method for breaking up bubbles in a liquid flow'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2011Patents assigned to TAIWAN SEMICONDUCTOR MFG (5)· patent assignee history
1999Based in Pingtung County, TW· patent location history
2003Based in Hsinchu, TW· patent location history
2011Based in Jhubei City, TW· patent location history
2015Patents assigned to HUANG CHENG-HSIANG (1)· patent assignee history
2015Based in Miao-Li County, TW· patent location history
2017Patents assigned to HUANG CHENG CHIEH (1)· patent assignee history
2017Patents assigned to HUANG CHENG HSIANG (1)· patent assignee history
2017–2021Based in Taipei, TW· patent location history
2021Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TAIWAN SEMICONDUCTOR MFG | 5 | 1999–2011 |
| HEWLETT PACKARD DEVELOPMENT CO | 1 | 2021 |
| HUANG CHENG CHIEH | 1 | 2017 |
| HUANG CHENG HSIANGself | 1 | 2017 |
| HUANG CHENG-HSIANGself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Taipei, TW | 3 | 2017–2021 |
| Miao-Li County, TW | 1 | 2015 |
| Jhubei City, TW | 1 | 2011 |
| Hsinchu, TW | 1 | 2003 |
| Pingtung County, TW | 1 | 1999 |