William C Christian
Inventor
Stats
- 5 US patents issued
- 5 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 5 US Patents Issued
- 5 US Applications Filed
- 58 Total Citation Count
- Sep 26, 2003 Most Recent Filing
- Sep 9, 1982 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Darex Corporation | 1
1 1 | 1982
1989 1993 |
| AUTOFEED | 1
| 1986
|
| DAREX, LLC | 1
| 2003
|
Inventor Addresses
| Address | Duration |
|---|---|
| Ashland, OR | Dec 04, 84 - Feb 06, 07 |
| Medford, OR | Apr 17, 90 - Apr 17, 90 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B23B: | TURNING; BORING | 1 |
| B23G: | THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH | 1 |
| B24B: | MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING | 4 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 7172498 | 2007 | Drill sharpener | 9 |
| 5400546 | 1995 | Precision twist drill sharpener/point splitting machine | 25 |
| 4916866 | 1990 | End mill sharpener | 10 |
| 4741226 | 1988 | Power feed | 7 |
| 4485596 | 1984 | Twist drill point splitting/web thinning apparatus | 16 |
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