Inventor

Joshua D. Westrum

Inventor

San Diego, CA, US

Overview

2015–2021

Patent span

Human necessities

Primary field (CPC A)

Patents· 24 as inventor

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

A63Bprimary

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing66%

B22FWorking metallic powder13%

B23KSoldering or unsoldering13%

LOC219%

PatentTitleYear

11,090,534Golf club head comprising microscopic bubble material2021 10,946,255Methods of manufacturing golf club heads2021 10,744,379Golf club head comprising microscopic bubble material2020 10,716,977Methods of manufacturing golf club heads2020 10,653,930Golf club head comprising microscopic bubble material2020 10,518,144Methods of manufacturing golf club heads2019 10,335,653Method of manufacturing golf club heads2019 10,286,263Iron-type golf club head with lightweight hosel2019 10,173,108Golf club head comprising microscopic bubble material2019 10,052,535Golf club head comprising microscopic bubble material2018 10,039,964Golf club head comprising glass bubble fill material2018 9,861,863'Iron-type golf club head with lightweight hosel'2018 9,849,349Iron-type golf club head with lightweight hosel2017 D0803962'Golf club head'2017 9,814,954'Golf club head with center of gravity adjustability'2017 9,808,685'Golf club head comprising glass bubble fill material'2017 9,675,852'Iron-type golf club head'2017 9,586,105'Weighted golf club head'2017 D0762794'Golf club head'2016 9,345,936'Golf club head with center of gravity adjustability'2016 9,211,451'Weighted golf club head'2015 9,138,622'Multiple-material iron'2015 D0725732'Golf club head'2015 8,956,244'Golf club head with center of gravity adjustability'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2021Patents assigned to CALLAWAY GOLF CO (24)· patent assignee history

2015–2019Based in Vista, CA, US· patent location history

2017–2021Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CALLAWAY GOLF CO	24	2015–2021

Locations

Location	Patents	Span
San Diego, California, US	14	2017–2021
Vista, California, US	10	2015–2019