Chang; Yao-Hao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Yao-Hao.The latest application filed is for "side key assembly and electronic device using the same".
Company Profile
0.40.23
- Chang; Yao-Hao - Taipei Hsien TW
- CHANG; YAO-HAO - Shindian TW
- Chang; Yao-Hao - Tu-Chen TW
- Chang; Yao-Hao - Chung-Ho TW
Patent Activity
| Patent | Date |
|---|---|
| Side key assembly and electronic device using the same Grant 7,800,008 - Shi , et al. September 21, 2 | 2010-09-21 |
| Mobile phone Grant D609,667 - Shi , et al. February 9, 2 | 2010-02-09 |
| Portable electronic device Grant D594,005 - Shi , et al. June 9, 2 | 2009-06-09 |
| Side Key Assembly And Electronic Device Using The Same App 20080264768 - SHI; ZHENG ; et al. | 2008-10-30 |
| Cover For Portable Electronic Device And Method For Making Same App 20080264535 - YU; TZU-CHENG ; et al. | 2008-10-30 |
| Stylus Grant D578,534 - Shi , et al. October 14, 2 | 2008-10-14 |
| Stylus For Portable Electronic Device App 20080246745 - SHI; ZHENG ; et al. | 2008-10-09 |
| Variable optical attenuator Grant 6,895,160 - Yu , et al. May 17, 2 | 2005-05-17 |
| Optical attenuator Grant 6,873,784 - Chang March 29, 2 | 2005-03-29 |
| Electrical variable optical attenuator Grant 6,836,610 - Chang December 28, 2 | 2004-12-28 |
| Electrical variable optical attenuator Grant 6,804,448 - Chang October 12, 2 | 2004-10-12 |
| Variable optical attenuator having a splitter to monitor light signals Grant 6,750,443 - Yu , et al. June 15, 2 | 2004-06-15 |
| Optical attenuator having high return loss Grant 6,738,557 - Chang May 18, 2 | 2004-05-18 |
| Variable optical attenuator Grant 6,731,855 - Chang , et al. May 4, 2 | 2004-05-04 |
| Optical loop-back attenuator Grant 6,707,979 - Wang , et al. March 16, 2 | 2004-03-16 |
| Manual variable optical attenuator having sealing gasket Grant 6,684,022 - Chang January 27, 2 | 2004-01-27 |
| Optical collimator and method for making same Grant 6,674,942 - Chang , et al. January 6, 2 | 2004-01-06 |
| Variable optical attenuator Grant 6,665,485 - Chang , et al. December 16, 2 | 2003-12-16 |
| Optical switch Grant 6,665,465 - Chang December 16, 2 | 2003-12-16 |
| Fiber optical terminal with strain relief boot Grant 6,644,865 - Chang , et al. November 11, 2 | 2003-11-11 |
| Variable optical attenuator having integrated reflective device Grant 6,636,682 - Wang , et al. October 21, 2 | 2003-10-21 |
| Variable optical attenuator Grant 6,633,721 - Chang October 14, 2 | 2003-10-14 |
| Variable optical attenuator Grant 6,625,377 - Chang September 23, 2 | 2003-09-23 |
| Variable optical attenuator Grant 6,600,867 - Chang July 29, 2 | 2003-07-29 |
| Optical loop-back attenuator App 20030123838 - Wang, Chung-Chih ; et al. | 2003-07-03 |
| Variable optic attenuator App 20030118314 - Wang, Chung-Chih ; et al. | 2003-06-26 |
| Optical switch Grant D475,980 - Chang June 17, 2 | 2003-06-17 |
| Optical switch having routing indicators App 20030108278 - Chang, Yao-Hao | 2003-06-12 |
| Optical switch App 20030103719 - Chang, Yao-Hao | 2003-06-05 |
| Mechanical optical switch App 20030103720 - Chang, Yao-Hao | 2003-06-05 |
| Optical attenuator App 20030095780 - Chang, Yao-Hao | 2003-05-22 |
| Variable optical attenuator App 20030095778 - Chang, Chih Chiang ; et al. | 2003-05-22 |
| Optical attenuator having high return loss App 20030095779 - Chang, Yao-Hao | 2003-05-22 |
| Optical collimator and method for making same App 20030091280 - Chang, Yao-Hao ; et al. | 2003-05-15 |
| Fiber optical terminal with strain relief boot App 20030091298 - Chang, Chih Chiang ; et al. | 2003-05-15 |
| Electrical variable optical attenuator App 20030086678 - Chang, Yao-Hao | 2003-05-08 |
| Variable optical attenuator having integrated reflective device App 20030081927 - Wang, Chung-Chih ; et al. | 2003-05-01 |
| Variable optical attenuator App 20030071201 - Yu, Tai-Cheng ; et al. | 2003-04-17 |
| Variable optical attenuator App 20030049010 - Yu, Tai-Cheng ; et al. | 2003-03-13 |
| Electrical variable optical attenuator App 20030049011 - Chang, Yao-Hao | 2003-03-13 |
| Manual variable optical attenuator having sealing gasket App 20030045149 - Chang, Yao-Hao | 2003-03-06 |
| Variable optical attenuator App 20020181930 - Chang, Yao-Hao ; et al. | 2002-12-05 |
| Variable optical attenuator App 20020176684 - Chang, Yao-Hao | 2002-11-28 |
| Variable optical attenuator App 20020176685 - Chang, Yao-Hao | 2002-11-28 |
| Variable optical attenuator App 20020009280 - Chang, Yao Hao | 2002-01-24 |
| Electrical connector with improved guiding means Grant 6,290,530 - Chang September 18, 2 | 2001-09-18 |
| Stacked modular jack assembly Grant 6,250,957 - Chang June 26, 2 | 2001-06-26 |
| Multi-port modular jack assembly and method for making the same Grant 6,210,237 - Chang April 3, 2 | 2001-04-03 |
| Mobile phone connector and the art of assembly of contacts and a housing Grant 6,203,335 - Chang March 20, 2 | 2001-03-20 |
| ESD and crosstalk protected hybrid connector Grant 6,193,555 - Chang February 27, 2 | 2001-02-27 |
| Electrical connector Grant 6,171,123 - Chang January 9, 2 | 2001-01-09 |
| Stacked smart card connector assembly Grant 6,146,195 - Chang November 14, 2 | 2000-11-14 |
| Smart card connector having openings for exposing signal terminals of the connector and accommodating other electronic elements Grant 6,129,588 - Chang October 10, 2 | 2000-10-10 |
| Smart card connector having contact retention means Grant 6,126,486 - Chang October 3, 2 | 2000-10-03 |
| Electrical card connector Grant 6,099,335 - Chang August 8, 2 | 2000-08-08 |
| Connector assembly Grant 6,095,853 - Huang , et al. August 1, 2 | 2000-08-01 |
| Electrical connector Grant 6,086,418 - Chang July 11, 2 | 2000-07-11 |
| Audio connector Grant 6,050,854 - Fang , et al. April 18, 2 | 2000-04-18 |
| Smart card connector Grant D420,647 - Chang February 15, 2 | 2000-02-15 |
| Modular jack Grant D417,434 - Chang December 7, 1 | 1999-12-07 |
| Electrical connector having detection means Grant 5,888,092 - Chang March 30, 1 | 1999-03-30 |
| Electrical connector Grant D407,070 - Chang March 23, 1 | 1999-03-23 |
| Grounding clip for use with an associated audio jack Grant 5,735,699 - Tan , et al. April 7, 1 | 1998-04-07 |
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