Inventor
William H. Williston
Inventor
Holden, MA, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Dprimary
B24DTools for grinding, buffing or sharpening55%
B24BMachines, devices, or processes for grinding or polishing18%
B22FWorking metallic powder9%
C22CAlloys9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
6,102,789'Abrasive tools'20006,093,092'Abrasive tools'20006,019,668'Method for grinding precision components'20005,834,569'Grinding wheel for flat glass beveling'19985,385,591'Metal bond and metal bonded abrasive articles'19954,523,930'Method of manufacturing composite grinding wheel'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2000Patents assigned to NORTON CO (6)· patent assignee history
1985–2000Based in Holden, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORTON CO | 6 | 1985–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Holden, Massachusetts, US | 6 | 1985–2000 |