Irwin C Lewis
Inventor
Stats
- 45 US patents issued
- 60 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 45 US Patents Issued
- 60 US Applications Filed
- 599 Total Citation Count
- Oct 1, 2017 Most Recent Filing
- Oct 22, 1979 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| UCAR CARBON COMPANY INC. | 1
1 1 2 1 1 1 1 4 1 1 | 1984
1985 1986 1989 1990 1992 1993 1994 1995 1996 2003 |
| GRAFTECH INTERNATIONAL HOLDINGS INC. | 1
4 5 1 8 7 7 9 2 6 1 | 1999
2002 2003 2004 2005 2006 2007 2008 2010 2011 2017 |
| GT ACQUISITION HOLDINGS, LLC | 2
2 2 | 2004
2006 2009 |
| UCAR CARBON COMPANY | 1
1 1 | 2003
2004 2005 |
| Amoco Corporation | 1
1 1 3 | 1979
1980 1981 1982 |
| Union Carbide Corporation | 1
| 1985
|
| BP CORPORATION NORTH AMERICA INC. | 1
| 1985
|
| JPMORGAN CHASE BANK, N.A. | 1
1 1 | 1999
2004 2010 |
Inventor Addresses
| Address | Duration |
|---|---|
| Oberlin, OH | Sep 20, 07 - Nov 27, 08 |
| Oberlin, OH, US | Jul 21, 09 - Sep 09, 14 |
| Strongsville, OH | Dec 01, 81 - Aug 19, 08 |
| Strongsville, OH, US | Oct 24, 02 - Apr 09, 19 |
| Strongville, OH | Feb 14, 84 - Aug 14, 84 |
| Strongville, OH, US | Dec 09, 10 - Dec 09, 10 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B01J: | CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS | 1 |
| B05D: | PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL | 1 |
| B28B: | SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 10253264 | 2019 | Method of producing needle coke for low CTE graphite electrodes | 0 |
| 2018/0023,004 | 2018 | METHOD OF PRODUCING NEEDLE COKE FOR LOW CTE GRAPHITE ELECTRODES | 0 |
| 9777221 | 2017 | Method of producing needle coke for low CTE graphite electrodes | 1 |
| 8828348 | 2014 | Reduced puffing needle coke from coal tar | 0 |
| 8747651 | 2014 | High coking value pitch | 1 |
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!.