TC

Tzyy-Shuh Chang

OT O&G Technologies: 12 patents #1 of 8Top 15%
📍 Ann Arbor, MI: #689 of 6,071 inventorsTop 15%
🗺 Michigan: #6,947 of 86,293 inventorsTop 9%
Overall (All Time): #381,450 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9594293 Method and apparatus for uniformly focused ring light Changhung Lin, Hsun-Hau Huang 2017-03-14
9291877 Method and apparatus for uniformly focused ring light Hsun-Hau Huang, Changhung Lin 2016-03-22
8233157 Method and apparatus of a portable imaging-based measurement with self calibration Hsun-Hau Huang 2012-07-31
8143885 Surface flaw detection and verification on metal bars by Eddy current testing and imaging system Hsun-Hau Huang, Kazuomi Tomita, Ryuichi Seki 2012-03-27
7861567 Method and apparatus to control the lateral motion of a long metal bar being formed by a mechanical process such as rolling or drawing Hsun-Hau Huang, Chang-Hung Lin 2011-01-04
7627163 Apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar Daniel Gutchess, Hsun-Hau Huang 2009-12-01
7460703 Apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar Daniel Gutchess, Hsun-Hau Huang 2008-12-02
7324681 Apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar Daniel Gutchess, Hsun-Hau Huang 2008-01-29
7275404 Method and an apparatus to control the lateral motion of a long metal bar being formed by a mechanical process such as rolling or drawing Hsun-Hau Huang, Chang-Hung Lin 2007-10-02
6992756 Apparatus and method for movement measurement and position tracking of long, non-textured metal objects at an elevated temperature 2006-01-31
6950546 Apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar Daniel Gutchess, Hsun-Hau Huang 2005-09-27
6859285 Optical observation device and method for observing articles at elevated temperatures 2005-02-22
6661506 Engine bearing inspection system 2003-12-09