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Inventor

Rudolf F. Heldeweg

Inventor
Chester, GB

Overview

2→
Patents
1983–1988
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C10Lprimary
C10LFuels not otherwise provided for100%
PatentTitleYear
4,765,800'Gasoline composition'19884,389,221'Gasoline composition and method for reducing fuel consumption'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1988Patents assigned to SHELL OIL CO (2)· patent assignee history
1983Based in Amsterdam, NL· patent location history
1988Based in Chester, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHELL OIL CO21983–1988
Locations
LocationPatentsSpan
Chester, GB11988
Amsterdam, NL11983