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Inventor

Benjamin Yip

Inventor
Fremont, CA, US

Overview

2→
Patents
1991–2016
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.

B25Fprimary
B25FCombination or multi-purpose tools not otherwise provided for20%
B64DEquipment for fitting in or to aircraft20%
C07GCompounds of unknown constitution20%
C10MLubricating compositions20%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions20%
PatentTitleYear
9,328,309'Solvent extraction for preparing a salt of a sulfurized alkyl-substituted hydroxyaromatic composition'20165,005,243'Seat removal tool for airplane passenger seats'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to BOEING CO (1)· patent assignee history
1991Based in Seattle, WA, US· patent location history
2016Patents assigned to CAMPBELL CURTIS B (1)· patent assignee history
2016Patents assigned to CHEVRON ORONITE CO (1)· patent assignee history
2016Patents assigned to DUTTA RICHARD PRAN (1)· patent assignee history
2016Patents assigned to MAHIEUX CEDRICK (1)· patent assignee history
2016Based in Fremont, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOEING CO11991
CAMPBELL CURTIS B12016
CHEVRON ORONITE CO12016
DUTTA RICHARD PRAN12016
MAHIEUX CEDRICK12016
Locations
LocationPatentsSpan
Fremont, California, US12016
Seattle, Washington, US11991