Inventor · Chandler, AZ, US

David Waldman

21Patents
7h-index
47Co-inventors
65Inventor score

Filing activity: Dec 18, 2002 → Sep 23, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7000306B2 Spun metal form used to manufacture dual alloy turbine wheel Emerging Cross-Sectional Technologies 30 Expired
US7097422B2 Hoop stress relief mechanism for gas turbine engines Mechanical Engineering; Lighting; Heating 26 Expired
US9752835B2 Unitary heat exchangers having integrally-formed compliant heat exchanger tubes and heat exchange systems including the same Emerging Cross-Sectional Technologies 14 Active
US9764435B2 Counter-flow heat exchange systems Emerging Cross-Sectional Technologies 14 Active
US7516526B2 Spun metal form used to manufacture dual alloy turbine wheel Emerging Cross-Sectional Technologies 10 Expired
US9410702B2 Gas turbine engine combustors with effusion and impingement cooling and methods for manufacturing the same using additive manufacturing techniques Emerging Cross-Sectional Technologies 10 Active
US10113433B2 Gas turbine engine components with lateral and forward sweep film cooling holes Emerging Cross-Sectional Technologies 9 Active
US9951632B2 Hybrid bonded turbine rotors and methods for manufacturing the same Emerging Cross-Sectional Technologies 6 Active
US8070448B2 Spacers and turbines Emerging Cross-Sectional Technologies 5 Active
US10711630B2 Retention and control system for turbine shroud ring Emerging Cross-Sectional Technologies 4 Active
US9879544B2 Turbine rotor blades with improved tip portion cooling holes Emerging Cross-Sectional Technologies 3 Active
US11021965B2 Engine components with cooling holes having tailored metering and diffuser portions Emerging Cross-Sectional Technologies 3 Active
US9816389B2 Turbine rotor blades with tip portion parapet wall cavities Emerging Cross-Sectional Technologies 3 Active
US6935006B2 Spun metal form used to manufacture dual alloy turbine wheel Emerging Cross-Sectional Technologies 2 Expired
US10030542B2 Compliant coupling systems and methods for shrouds Mechanical Engineering; Lighting; Heating 1 Active
US9506566B2 Finger-foil seals and gas turbine engines employing the same Mechanical Engineering; Lighting; Heating 1 Active
US9879566B2 Turbine engine couplings and methods for manufacturing turbine engine couplings Emerging Cross-Sectional Technologies 1 Active
US11286791B2 Engine components with cooling holes having tailored metering and diffuser portions Emerging Cross-Sectional Technologies 0 Active
US10900363B2 Laser tip cladding to net-shape with shrouds Emerging Cross-Sectional Technologies 0 Active
US11333042B2 Turbine blade with dust tolerant cooling system Emerging Cross-Sectional Technologies 0 Active
US10787932B2 Turbine blade with dust tolerant cooling system Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.