DC

Di-Fong Chang

SI Simplehuman: 87 patents #6 of 60Top 10%
YH Yahoo Holdings: 1 patents #1,285 of 2,500Top 55%
📍 Torrance, CA: #9 of 2,137 inventorsTop 1%
🗺 California: #2,837 of 386,348 inventorsTop 1%
Overall (All Time): #18,801 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 51–75 of 88 patents

Patent #TitleCo-InventorsDate
D646493 Wall mount mirror Frank Yang, Tzu-Hao Wei, Myk Lum, Adam Wade, Won Song 2011-10-11
D645220 Filter cage Frank Yang, Tzu-Hao Wei, Myk Lum, Adam Wade 2011-09-13
D644807 Slim open trash can Frank Yang, Tzu-Hao Wei, Po-Ling Huang 2011-09-06
D644806 Semi-round open trash can Frank Yang, Tzu-Hao Wei, Po-Ling Huang 2011-09-06
7974956 Authenticating a site while protecting against security holes by handling common web server configurations Priyank S. Garg, Amit Kumar, Apostolos Karmirantzos, Vivien Tong 2011-07-05
D639006 Bamboo open trash can Frank Yang, Tzu-Hao Wei, Myk Lum, Helen Tang 2011-05-31
D635383 Sink organizer Frank Yang, Tzu-Hao Wei, Myk Lum, Helen Tang 2011-04-05
D634911 Trash can Frank Yang, Tzu-Hao Wei, Daniel Ballou 2011-03-22
D632864 Trash can Frank Yang, Tzu-Hao Wei, Po-Ling Huang, Myk Lum, Ken Sugimoto 2011-02-15
D632039 Slim trash can Frank Yang, Tzu-Hao Wei, Po-Ling Huang, Myk Lum, Ken Sugimoto 2011-02-01
D632038 Oval trash can Frank Yang, Tzu-Hao Wei, Myk Lum, Adam Wade 2011-02-01
D631268 Bamboo tissue box cover Frank Yang, Tzu-Hao Wei, Myk Lum, Helen Tang 2011-01-25
D631221 Rectangular trash can Frank Yang, Tzu-Hao Wei, Myk Lum, Adam Wade 2011-01-18
D630404 Trash can Frank Yang, Tzu-Hao Wei, Myk Lum, Joseph Dieudonne Morin 2011-01-04
D628841 Shelving system Frank Yang, Tzu-Hao Wei, Myk Lum, Joseph Dieudonne Morin 2010-12-14
D627532 Squeegee Frank Yang, Tzu-Hao Wei, Myk Lum, Helen Tang 2010-11-16
D623819 Trash can Frank Yang, Tzu-Hao Wei, William Shyh-Chen Hsu 2010-09-14
D623817 Oval trash can Frank Yang, Tzu-Hao Wei, Myk Lum, Adam Wade 2010-09-14
D622110 Bamboo napkin holder Frank Yang, Tzu-Hao Wei, Po-Ling Huang 2010-08-24
D611671 Foot pedal Frank Yang, Tzu-Hao Wei, William Shyh-Chen Hsu 2010-03-09
D609949 Paper towel holder Frank Yang, Tzu-Hao Wei 2010-02-16
D603119 Trash can Frank Yang, Tzu-Hao Wei 2009-10-27
D599068 Dishrack Frank Yang, Tzu-Hao Wei 2009-08-25
D597723 Foot pedal Frank Yang, Tzu-Hao Wei, William Shyh-Chen Hsu 2009-08-04
D596820 Foot pedal Frank Yang, Tzu-Hao Wei, William Shyh-Chen Hsu 2009-07-21