Inventor

Tim Johnson

Inventor

Torrance, CA, US

Overview

1989–2021

Patent span

Physics

Primary field (CPC G)

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

G02Bprimary

G02BOptical elements, systems or apparatus18%

A61KPreparations for medical, dental or toiletry purposes9%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%

B64DEquipment for fitting in or to aircraft9%

B64GCosmonautics9%

B64UUnmanned aerial vehicles [uav]9%

C07KPeptides9%

E21BEarth or rock drilling9%

G01CMeasuring distances, levels or bearings9%

G01TMeasurement of nuclear or x-radiation9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to TECHNICARE CORP (1)· patent assignee history

1989Based in Cleveland, OH, US· patent location history

2018Patents assigned to LIFEARC (1)· patent assignee history

2018Patents assigned to MEDICAL RESEARCH COUNCIL TECH (1)· patent assignee history

2018Based in Sheffield, GB· patent location history

2019–2020Patents assigned to RAYTHEON CO (2)· patent assignee history

2019–2020Based in Torrance, CA, US· patent location history

2021Patents assigned to NCS MULTISTAGE INC (1)· patent assignee history

2021Based in Calgary, CA· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RAYTHEON CO	2	2019–2020
LIFEARC	1	2018
MEDICAL RESEARCH COUNCIL TECH	1	2018
NCS MULTISTAGE INC	1	2021
TECHNICARE CORP	1	1989

Locations