Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8652307 | Apparatus and method for magnetic field assisted electrochemical discharge machining | Chh-Ping Cheng, Kun-Ling Wu, Yu-Shan Hsu | 2014-02-18 |
| 8236075 | Bamboo charcoal composite abrasive material and method of fabricating the same | Shin-Min Lee, Jung-Chou Hung | 2012-08-07 |
| 8113917 | Grinding structure having micro ball | Jung-Chou Hung, Shao-Chun Lien | 2012-02-14 |
| 7943042 | Magnetic filtering film | Hsinn-Jyh Tzeng, Chen-Ling Cheng, Jung-Ming Ho, Cheng-Han Tsai, Chien-Chun Kan | 2011-05-17 |
| 7814679 | Method of fabricating abrasive having sliding and grinding effects | Feng-Che Tsai, Li-Wen Sun | 2010-10-19 |
| 7494587 | Device having multi-pores magneto-rubber filter | Hsinn-Jyh Tzeng | 2009-02-24 |
| 7291060 | Apparatus for screw-polishing with abrasive and method thereof | Hsinn-Jyh Tzeng | 2007-11-06 |
| 7217173 | Apparatus micro lapping with abrasive for polishing precision screw and polishing method thereof | Hsinn-Jyh Tzeng, Jan-Ming Chen, Sheng-Hsun Hsiao | 2007-05-15 |