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Inventor

Nicholas J. Lombardo

Inventor
Boulder, CO, US

Overview

4→
Patents
1983–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C01Gprimary
C01GCompounds containing metals not covered by subclasses c01d or c01f15%
C22BProduction and refining of metals15%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium8%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals8%
C02FTreatment of water, waste water, sewage, or sludge8%
C25CProcesses for the electrolytic production, recovery or refining of metals8%
F41GWeapon sights8%
G02BOptical elements, systems or apparatus8%
G06FElectric digital data processing8%
G09BEducational or demonstration appliances8%
PatentTitleYear
11,132,915Augmented reality system for field training20215,354,358'Process for removing uranium and other metals from wastes'19944,618,480'Recovery of alumina values from alunite ore'19864,423,012'Manganese and zinc solvent extraction process'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to HAZEN RESEARCH (1)· patent assignee history
1983–1994Based in Boulder, CO, US· patent location history
1986Patents assigned to RESOURCE TECHN ASS (1)· patent assignee history
1994Patents assigned to IC TECHNOLOGIES (1)· patent assignee history
2021Patents assigned to US NAVY (1)· patent assignee history
2021Based in Long Beach, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HAZEN RESEARCH11983
IC TECHNOLOGIES11994
RESOURCE TECHN ASS11986
US NAVY12021
Locations
LocationPatentsSpan
Boulder, CO, US31983–1994
Long Beach, California, US12021