CC

Charles Chang

UN Unknown: 25 patents #139 of 83,584Top 1%
IT ITRI: 12 patents #377 of 9,619Top 4%
TB The Boeing: 1 patents #8,242 of 15,756Top 55%
WI Wistron: 1 patents #959 of 2,107Top 50%
WC W.R. Grace & Co.-Conn.: 1 patents #543 of 1,045Top 55%
📍 Columbia, MD: #6 of 1,501 inventorsTop 1%
🗺 Maryland: #180 of 35,612 inventorsTop 1%
Overall (All Time): #43,239 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 51–57 of 57 patents

Patent #TitleCo-InventorsDate
5765574 Sampler device for mascara and other cosmetic substances Robert J. Sheffler 1998-06-16
5709232 Cosmetic jar and storage device Robert J. Sheffler 1998-01-20
5669400 Cosmetic jar and storage device Robert J. Sheffler 1997-09-23
5326102 Quickly assembled knockdown football table 1994-07-05
5220636 Adjustable air freshener 1993-06-15
5108048 Stowage bin and support panel system for convertible aircraft and method of installation 1992-04-28
4900529 Process for making crystalline siliceous materials Moises G. Sanchez, Norman R. Laine, Sandra M. Waters 1990-02-13