RC

Robert Chang

KC Kalloy Industrial Co.: 3 patents #3 of 10Top 30%
RS R. R. Donnelley & Sons: 1 patents #132 of 291Top 50%
📍 Des Plaines, IL: #91 of 807 inventorsTop 15%
🗺 Illinois: #8,942 of 84,256 inventorsTop 15%
Overall (All Time): #525,921 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6068090 Braking device for a bicycle Jack Chen 2000-05-30
5768864 Saddle girth with protective cover 1998-06-23
5529328 Shock absorbing device for a bicycle Tan-jue Hwang 1996-06-25
5426996 Fixing device for securing a handlebar stem of a bicycle 1995-06-27
5362127 Bicycle saddle 1994-11-08
D351574 Handlebar stem 1994-10-18
5114129 Signature feeding apparatus Thomas J. McNicholas, Sr. 1992-05-19
4986616 Wire drop keyboard drawer Peter A. Hayman 1991-01-22
D303702 Support rack for printer and paper 1989-09-26
4722506 Printer stand 1988-02-02