LexDanaLexDanabeta
Inventor

Jeffrey HAIDERER

Inventor
US

Overview

3→
Patents
2025–2026
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F04Bprimary
F04BPositive-displacement machines for liquids43%
E21BEarth or rock drilling14%
F16CShafts14%
F16DCouplings for transmitting rotation14%
F16NLubricating14%
PatentTitleYear
12,546,309Stemmed orifice component202612,258,960Keyless gear timing assembly for a reciprocating pump202512,258,849Arrangement for supporting crankshaft bearings in hydraulic fracturing pump2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025–2026Patents assigned to SPM OIL & GAS INC (3)· patent assignee history
2025–2026Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SPM OIL & GAS INC32025–2026
Locations
LocationPatentsSpan
US32025–2026