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Inventor

Ralph B. Di Palma

Inventor
New Hyde Park, NY, US

Overview

3→
Patents
1980–1996
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 3 as inventor

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

H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy38%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution38%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
5,523,183'Apparatus for use in a battery'19964,292,383'Bilevel rechargeable cell'19814,220,693'Composite separator/absorbent'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to MALLORY & CO INC P R (1)· patent assignee history
1980–1996Based in New Hyde Park, NY, US· patent location history
1981Patents assigned to DURACELL INT (1)· patent assignee history
1996Patents assigned to PALL CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DURACELL INT11981
MALLORY & CO INC P R11980
PALL CORP11996
Locations
LocationPatentsSpan
New Hyde Park, New York, US31980–1996