Patents/Inventors

David Marvell

RoystonGB12 patents

5 Patents

US125999292026
Powder Spraying System, Powder Spraying Nozzle and Method
Johnson Matthey Public Limited Company
0 cites
US123579812025
Particulate Filters
Johnson Matthey Public Limited Company
0 cites
US123129902025
Catalytic Wall-flow Filter
Johnson Matthey Public Limited Company
0 cites
US122019692025
Method of Forming an Inorganic Oxide Coating on a Monolith Article
Johnson Matthey Public Limited Company
0 cites
US115413832023
Particulate Filters
Johnson Matthey Public Limited Company
0 cites