Inventor

William Zimmer

Inventor
West Hills, CA, US

Overview

2→
Patents
1982–2002
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.

B24Dprimary
B24DTools for grinding, buffing or sharpening25%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients25%
C08LCompositions of macromolecular compounds25%
H01QAntennas, i.e. radio aerials25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to NORTON CO (1)· patent assignee history
1982Based in Paxton, MA, US· patent location history
2002Patents assigned to COMPOSITE OPTICS INC (1)· patent assignee history
2002Patents assigned to SCIENCE AND APPLIED TECHNOLOGY (1)· patent assignee history
2002Based in West Hills, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COMPOSITE OPTICS INC12002
NORTON CO11982
SCIENCE AND APPLIED TECHNOLOGY12002
Locations
LocationPatentsSpan
West Hills, California, US12002
Paxton, Massachusetts, US11982