Kenji Hiratsuka
Inventor
Stats
- 10 total patents issued
- 24 total patents filed
- most recent filing
This is official USPTO record data
Details
- 10 Issued Patents
- 24 Filed Patents
- 12 Total Citation Count
- Aug 29, 2012 Most Recent Filing
- Apr 17, 1978 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| SUMITOMO ELECTRIC INDUSTRIES, LTD. | 1 1 10 2 4 4 | 2003 2006 2008 2009 2010 2012 |
| DAI NIPPON TORYO CO., LTD. | 1 | 1978 |
Inventor Addresses
| Address | Duration |
|---|---|
| Kasugai, JP | Jan 29, 80 - Jan 29, 80 |
| Yokohama, JP | Nov 16, 04 - Apr 02, 13 |
| Yokohama-shi, JP | Nov 20, 08 - Mar 07, 13 |
Technology Profile
| Technology | # of Patents | |
|---|---|---|
| B28B: | SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER | 1 |
| C04B: | LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS | 1 |
| H01L: | SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR | 21 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 8,409,889 | 2013 | Method for producing semiconductor optical device | 0 |
| 2013/0058,371 | 2013 | SEMICONDUCTOR OPTICAL INTEGRATED DEVICE | 0 |
| 2013/0023,077 | 2013 | METHOD FOR MANUFACTURING SEMICONDUCTOR OPTICAL DEVICE AND SEMICONDUCTOR OPTICAL DEVICE | 0 |
| 2013/0023,077 | 2013 | METHOD FOR MANUFACTURING SEMICONDUCTOR OPTICAL DEVICE AND SEMICONDUCTOR OPTICAL DEVICE | 0 |
| 2013/0012,002 | 2013 | METHOD FOR PRODUCING SEMICONDUCTOR OPTICAL INTEGRATED DEVICE | 0 |
