Lubrication system
US-12595881-B2 · Apr 7, 2026 · US
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Lapointe Guy J patents
Lapointe Guy J is listed as an inventor on 103 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lapointe Guy J |
| Total patents | 103 |
| First publication | Aug 8, 2017 |
| Latest publication | Apr 7, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
High pressure pump
US-D1120985-S · Mar 31, 2026 · US
Fluid end
US-12584481-B2 · Mar 24, 2026 · US
Fracturing pump arrangement using a plunger with an internal fluid passage
US-2026071614-A1 · Mar 12, 2026 · US
Liquid cooled plunger system
US-2026063121-A1 · Mar 5, 2026 · US
Modular power end
US-12560154-B2 · Feb 24, 2026 · US
Fracturing pump arrangement using a plunger with an internal fluid passage
US-2026049602-A1 · Feb 19, 2026 · US
Linear drive assembly
US-2026043394-A1 · Feb 12, 2026 · US
Modular power end
US-2026043397-A1 · Feb 12, 2026 · US
Sealing high pressure flow devices
US-12535143-B2 · Jan 27, 2026 · US
Recent patents
Latest publications not already listed above.
Liquid cooled plunger system
US-12486840-B2 · Dec 2, 2025 · US
Fracturing pump arrangement using a plunger with an internal fluid passage
US-12473897-B2 · Nov 18, 2025 · US
Linear drive assembly
US-12473898-B1 · Nov 18, 2025 · US
Fracturing pump arrangement using a plunger with an internal fluid passage
US-12454944-B2 · Oct 28, 2025 · US
Liquid cooled plunger system
US-2025290504-A1 · Sep 18, 2025 · US
Fluid end assembly
US-12410789-B2 · Sep 9, 2025 · US
Modular power end
US-2025243854-A1 · Jul 31, 2025 · US
Fluid end
US-2025230811-A1 · Jul 17, 2025 · US
Lubrication system
US-2025230899-A1 · Jul 17, 2025 · US
Sealing high pressure flow devices
US-2025230877-A1 · Jul 17, 2025 · US
Crosshead frame
US-D1083034-S · Jul 8, 2025 · US
Fracturing pump arrangement using a plunger with an internal fluid passage
US-2025207574-A1 · Jun 26, 2025 · US
Liquid cooled plunger system
US-12338813-B2 · Jun 24, 2025 · US
Modular power end
US-2025180014-A1 · Jun 5, 2025 · US
Sealing high pressure flow devices
US-2025172213-A1 · May 29, 2025 · US
Modular power end
US-12281645-B2 · Apr 22, 2025 · US
Fracturing pump arrangement using a plunger with an internal fluid passage
US-12276270-B2 · Apr 15, 2025 · US
Sealing high pressure flow devices
US-12270491-B2 · Apr 8, 2025 · US
Liquid cooled plunger system
US-2025109745-A1 · Apr 3, 2025 · US
Fluid end
US-12234819-B2 · Feb 25, 2025 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Kerr Machine Co | 103 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F04B53/16 | 70 |
| F04B53/22 | 64 |
| E21B43/2607 | 61 |
| F04B15/02 | 43 |
| F04B53/164 | 43 |