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Inventor

Alexander Craig

Inventor
Bloomfield Hills, MI, US

Overview

2→
Patents
1978–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

B05Bprimary
B05BSpraying apparatus14%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling14%
F01BMachines or engines, in general or of positive-displacement type, e.g. steam engines14%
F01CRotary-piston or oscillating-piston machines or engines14%
F02BInternal-combustion piston engines14%
F03CPositive-displacement engines driven by liquids14%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids14%
PatentTitleYear
10,683,755Continuously variable turbine20204,066,807'Marking metal'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to HILTI AG (1)· patent assignee history
1978Based in Glasgow, SC· patent location history
2020Patents assigned to PDT LLC (1)· patent assignee history
2020Based in Bloomfield Hills, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HILTI AG11978
PDT LLC12020
Locations
LocationPatentsSpan
Bloomfield Hills, MI, US12020
Glasgow, SC11978