Donald L Keehn
Inventor
Stats
- 4 US patents issued
- 4 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 4 US Applications Filed
- 146 Total Citation Count
- Nov 13, 1997 Most Recent Filing
- Oct 4, 1991 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| 3M INNOVATIVE PROPERTIES COMPANY | 1
1 1 | 1991
1996 1997 |
| OPTICAL COATING LABORATORY, INC. | 1
| 1997
|
Inventor Addresses
| Address | Duration |
|---|---|
| Healdsburg, CA | Oct 13, 92 - Dec 22, 98 |
| Santa Rosa, CA | Jun 01, 99 - Jun 01, 99 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| A47G: | HOUSEHOLD OR TABLE EQUIPMENT | 1 |
| G02B: | OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS | 3 |
| H04N: | PICTORIAL COMMUNICATION, e.g. TELEVISION | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5909315 | 1999 | Display filter and bezel securement apparatus | 19 |
| 5852513 | 1998 | Television filter | 9 |
| 5803424 | 1998 | Adjustable hanger for mounting an anti-glare filter on a monitor | 45 |
| 5155627 | 1992 | Universal bezel and anti-glare filter for monitors | 35 |
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level.
>
Upgrade to our Level for up to -1 portfolios!.