Hirohiko Izumi
Inventor
Stats
- 11 US patents issued
- 12 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 11 US Patents Issued
- 12 US Applications Filed
- 920 Total Citation Count
- Jan 3, 2005 Most Recent Filing
- Apr 21, 1992 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| TOKYO SEIMITSU CO., LTD. | 2
| 2001
|
| UMC JAPAN | 1
| 1998
|
| ITOCHU TECHNO-CHEMICAL INC. | 1
| 1998
|
| FUSO SILTECH CO., LTD. | 1
| 1998
|
| UNITED MICROELECTRONICS CORP. | 1
1 3 3 1 2 | 1995
1996 1998 2001 2002 2005 |
| NIPPON STEEL CORPORATION | 1
| 2002
|
| TOKYO ELECTRON LIMITED | 1
| 1993
|
Inventor Addresses
| Address | Duration |
|---|---|
| CHIYODA-KU, JP | Jan 10, 02 - Jan 10, 02 |
| Chiyoda-ku, JP | Aug 08, 02 - Jun 20, 06 |
| Mitaka, JP | Nov 18, 03 - Nov 18, 03 |
| Mitaka-Shi, JP | Jan 10, 02 - Jan 10, 02 |
| Sagamihara, JP | Apr 26, 94 - Apr 26, 94 |
| Tokyo, JP | Jan 25, 94 - Oct 08, 02 |
| c/o Nippon Steel Corporation, 6-3, Otemachi 2-chome, Chiyoda-ku, Tokyo-to, JP | May 21, 02 - May 21, 02 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B05D: | PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL | 1 |
| B24B: | MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING | 2 |
| C09K: | MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 7064029 | 2006 | Semiconductor memory device and method of producing the same | 0 |
| 2005/0145,917 | 2005 | Semiconductor memory device and method of producing the same | 1 |
| 6838333 | 2005 | Semiconductor memory device and method of producing the same | 0 |
| 6648739 | 2003 | Wafer polishing apparatus | 2 |
| 6461912 | 2002 | Method of fabricating semiconductor storage device having a capacitor | 0 |
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