Inventor

James B. C. Wu

Inventor
St. Louis, MO, US

Overview

17→
Patents
1996–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 17 as inventor

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

C22Cprimary
C22CAlloys26%
C23CCoating metallic material21%
Y10TTechnical subjects covered by former us classification16%
B05DProcesses for applying fluent materials to surfaces, in general5%
B22FWorking metallic powder5%
B23KSoldering or unsoldering5%
C04BLime, magnesia5%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing2%
B05BSpraying apparatus2%
B23DPlaning2%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2020Based in St. Louis, MO, US· patent location history
1999–2004Patents assigned to DELORO STELLITE COMPANY INC (3)· patent assignee history
2005–2014Patents assigned to DELORO STELLITE HOLDINGS CORP (4)· patent assignee history
2013–2020Patents assigned to KENNAMETAL INC (8)· patent assignee history
2013–2016Patents assigned to WU JAMES B C (5)· patent assignee history
2013–2015Patents assigned to YAO MATTHEW X (2)· patent assignee history
2013Based in Fenton, MO, US· patent location history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KENNAMETAL INC82013–2020
WU JAMES B Cself52013–2016
DELORO STELLITE HOLDINGS CORP42005–2014
DELORO STELLITE COMPANY INC31999–2004
YAO MATTHEW X22013–2015
Locations
LocationPatentsSpan
St. Louis, MO, US151996–2020
Beijing, CN12021
Fenton, MO, US12013