Akira Shirayama
Inventor
Stats
- 4 US patents issued
- 5 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 5 US Applications Filed
- 26 Total Citation Count
- Nov 20, 2001 Most Recent Filing
- Aug 20, 1980 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Nippon Kokan Kabushiki Kaisha | 1
| 1980
|
| YAMAKAWA SANGYO CO., LTD. | 1
| 1998
|
| JFE STEEL CORPORATION | 1
1 | 1993
1999 |
| NIPPON ROTARY NOZZLE CO., LTD. | 1
1 1 | 1998
1999 2001 |
| NKK Corporation | 1
1 1 | 1993
1998 2001 |
Inventor Addresses
| Address | Duration |
|---|---|
| Fukuyama, JP | Nov 22, 83 - Nov 22, 83 |
| Kawasaki, JP | May 03, 94 - May 03, 94 |
| Tokyo, JP | Apr 18, 00 - Sep 12, 02 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B22D: | CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES | 2 |
| B32B: | LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM | 2 |
| B66C: | CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2002/0128,144 | 2002 | Filler sand for a ladle tap hole valve | 0 |
| 6316106 | 2001 | Filler sand for a ladle tap hole valve | 4 |
| 6051514 | 2000 | Sliding nozzle filler | 0 |
| 5307863 | 1994 | Method for continuous casting of slab | 14 |
| 4416580 | 1983 | Claw crane with pushers | 1 |
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