Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11325088 | Method of cleaning spent catalyst material | Edwin Maas | 2022-05-10 |
| 10562002 | Easy clean catalyst filter basket | Edwin Maas | 2020-02-18 |
RK
Ruud Kneppers
Shell Usa: 1 patents #79 of 307Top 30%
Overall (All Time): #1,843,798 of 4,157,543Top 45%
2
Patents All Time