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Jackson, NJ, United States of America

Robert William Peiffer

This inventor holds 6 USPTO granted patents. Top assignee: E.i. Dupont De Nemours and Company. Active years: 1977-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert William Peiffer. Retrieved from https://idiyas.com/inventor/robert-william-peiffer

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 6

Forward Citations = 113(Granted Patents)

Location History:

Jackson, NJ (US) (1977 - 1980)
Newark, DE (US) (1992 - 1995)

Company Filing History:

6 out of 16,339

E.i. Dupont De Nemours and Company

Years Active: 1977-1995

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5443937 - Aqueous developable precolored diazo imaging element (1995-08-22),

2. 5087549 - Image reproduction process using a peel-apart photosensitive element (1992-02-11),

3. 4234626 - Producing printed circuits by conjoining metal powder images (1980-11-18),

4. 4157407 - Toning and solvent washout process for making conductive interconnections (1979-06-05),

5. 4054483 - Additives process for producing plated holes in printed circuit elements (1977-10-18),

6. 4054479 - Additive process for producing printed circuit elements using a (1977-10-18),

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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