LexDanaLexDanabeta
Inventor

William P. Losch

Inventor
Bedford, PA, US

Overview

3→
Patents
1999–2001
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling40%
Y10TTechnical subjects covered by former us classification40%
E21CMining or quarrying20%
PatentTitleYear
6,260,638'Rotatable cutting bit assembly with wedge-lock retention assembly'20016,247,759'Cutting tool assembly with replaceable spray nozzle'20015,996,714'Rotatable cutting bit assembly with wedge-lock retention assembly'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to KENNAMETAL INC (1)· patent assignee history
1999–2001Based in Bedford, PA, US· patent location history
2001Patents assigned to KENNAMETAL PC INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KENNAMETAL PC INC22001
KENNAMETAL INC11999
Locations
LocationPatentsSpan
Bedford, Pennsylvania, US31999–2001