DC

Donald L. Caldwell

The Dow Chemical: 11 patents #260 of 4,115Top 7%
📍 Lake Jackson, TX: #134 of 948 inventorsTop 15%
🗺 Texas: #11,465 of 125,132 inventorsTop 10%
Overall (All Time): #390,131 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6082921 Self-cleaning paint brush with improved plug 2000-07-04
5483721 Self-cleaning paint brush 1996-01-16
H544 Impressed current cathodic protection system employing cobalt spinel Raul A. Castillo, Ralph W. Parham, Jr. 1988-11-01
4752369 Electrochemical cell with improved energy efficiency Kenneth A. Poush 1988-06-21
4464238 Porous separators for electrolytic processes Kenneth A. Poush 1984-08-07
4442227 Substituted cobalt oxide spinels for catalytic decomposition of hypochlorite 1984-04-10
4430315 Catalytic decomposition of hypochlorite using substituted cobalt oxide spinels 1984-02-07
4428805 Electrodes for oxygen manufacture Mark J. Hazelrigg, Jr. 1984-01-31
4369105 Substituted cobalt oxide spinels Mark J. Hazelrigg, Jr. 1983-01-18
4368110 Substituted cobalt oxide spinels Mark J. Hazelrigg, Jr. 1983-01-11
4366042 Substituted cobalt oxide spinels Mark J. Hazelrigg, Jr. 1982-12-28
4312723 Corrosion resistant electrolytic cell John M. McIntyre 1982-01-26
4279709 Preparation of porous electrodes John M. McIntyre 1981-07-21