Inventor
ROGER S. WILLIAMS
Inventor
US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation19%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry19%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof19%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general16%
F02DControlling combustion engines16%
Y02TClimate change mitigation technologies related to transportation12%
PatentTitleYear
12,577,895Evaporative fuel vapor emission control systems202611,976,581Evaporative fuel vapor emission control systems202411,846,221Evaporative fuel vapor emission control systems202311,773,810Low emission adsorbent and canister system202311,591,990Low emission adsorbent and canister system202311,565,239Low emissions, high working capacity adsorbent and canister system202311,536,178Evaporative fuel vapor emission control systems202211,506,097Evaporative fuel vapor emission control systems202211,448,109Evaporative fuel vapor emission control systems202211,286,823Evaporative fuel vapor emission control systems202211,154,838Low emissions, high working capacity adsorbent and canister system2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2026Patents assigned to INGEVITY SOUTH CAROLINA LLC (11)· patent assignee history
2021–2026Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INGEVITY SOUTH CAROLINA LLC | 11 | 2021–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 11 | 2021–2026 |