Inventor
Kwok-Lun Ho
Inventor
Woodbury, MN, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Dprimary
B24DTools for grinding, buffing or sharpening54%
Y10TTechnical subjects covered by former us classification31%
B24BMachines, devices, or processes for grinding or polishing8%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%
PatentTitleYear
6,039,775'Abrasive article containing a grinding aid and method of making the same'20005,958,794'Method of modifying an exposed surface of a semiconductor wafer'19995,840,090'High performance abrasive articles containing abrasive grains and nonabrasive composite grains'19985,738,695'Abrasive article containing an inorganic phosphate'19985,702,811'High performance abrasive articles containing abrasive grains and nonabrasive composite grains'19975,552,225'Coated grinding aid particle'19965,551,962'Abrasive articles and method of making abrasive articles'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1999Patents assigned to MINNESOTA MINING & MFG (5)· patent assignee history
1996–2000Based in Woodbury, MN, US· patent location history
1997Based in St. Paul, MN, US· patent location history
2000Patents assigned to 3M INNOVATIVE PROPERTIES CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MINNESOTA MINING & MFG | 5 | 1996–1999 |
| 3M INNOVATIVE PROPERTIES CO | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbury, Minnesota, US | 6 | 1996–2000 |
| St. Paul, Minnesota, US | 1 | 1997 |