Inventor
JAMES JAY CRESS
Inventor
US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Tprimary
H01TSpark gaps33%
Y02TClimate change mitigation technologies related to transportation29%
F02BInternal-combustion piston engines19%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof10%
F01PCooling of machines or engines in general5%
F02FCylinders, pistons or casings, for combustion engines5%
PatentTitleYear
12,359,609Extended-life prechamber sparkplug for engine system and engine system operating method202511,994,058Ignition charge formation stabilization in gaseous fuel engine system202411,791,612Spark plug202311,646,551Spark plug202311,569,640Spark plug202311,569,639Spark plug202311,519,323Prechamber sparkplug assembly having sparkplug housing structured for liquid cooling202211,522,346Prechamber sparkplug having electrodes located for inhibiting flame kernel quenching2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to CATERPILLAR INC (8)· patent assignee history
2022–2025Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CATERPILLAR INC | 8 | 2022–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 8 | 2022–2025 |