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Inventor

William L Plank

Inventor
Tequesta, FL, US

Overview

11→
Patents
1993–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 11 as inventor

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

F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines37%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants27%
Y02TClimate change mitigation technologies related to transportation17%
Y10TTechnical subjects covered by former us classification13%
B22CFoundry moulding3%
F02CGas-turbine plants3%
PatentTitleYear
10,794,190Cast integrally bladed rotor with bore entry cooling20209,394,795'Multiple piece turbine rotor blade'20168,876,464'Sequential cooling insert for turbine stator vane'20148,684,668'Sequential cooling insert for turbine stator vane'20148,506,256'Thin walled turbine blade and process for making the blade'20138,336,206'Process of forming a high temperature turbine rotor blade'20128,277,193'Thin walled turbine blade and process for making the blade'20128,167,537'Air cooled turbine airfoil with sequential impingement cooling'20128,007,242'High temperature turbine rotor blade'20115,645,397'Turbine vane assembly with multiple passage cooled vanes'19975,271,715'Cooled turbine blade'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1997Patents assigned to UNITED TECHNOLOGIES CORP (2)· patent assignee history
1993–2020Based in Tequesta, FL, US· patent location history
2011–2020Patents assigned to FLORIDA TURBINE TECH INC (8)· patent assignee history
2011–2012Based in Tequestra, FL, US· patent location history
2012–2016Patents assigned to PLANK WILLIAM L (6)· patent assignee history
2012Patents assigned to BROSTMEYER JOSEPH D (1)· patent assignee history
2014Patents assigned to KRUEGER JUDSON J (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FLORIDA TURBINE TECH INC82011–2020
PLANK WILLIAM Lself62012–2016
KRUEGER JUDSON J22014
UNITED TECHNOLOGIES CORP21993–1997
BROSTMEYER JOSEPH D12012
Locations
LocationPatentsSpan
Tequesta, Florida, US81993–2020
Tequestra, Florida, US32011–2012