LTV has a total of 22 patents globally, out of which 14 have been granted. Of these 22 patents, more than 04% patents are active. Brazil is where LTV has filed the maximum number of patents, followed by United States of America and Japan. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of LTV.
LTV was founded in the year 1947. The Company produces steel products. The Company manufactures coated, cold and hot rolled sheet and strip, as well as offers tubular and tin mill products.
Do read about some of the most popular patents of LTV which have been covered by us in this article and also you can find LTV patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over LTV patent portfolio.
How many patents does the founder of LTV have?
The founder James Ling has 0 patent.
How many patents does LTV have?
LTV has a total of 22 patents globally. These patents belong to 15 unique patent families. Out of 22 patents, 1 patent is active.
How Many Patents did LTV File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | LTV Applications Filed | LTV Patents Granted |
| 2009 | – | 1 |
| 2008 | 2 | 1 |
| 2006 | – | 2 |
| 2005 | – | 2 |
| 2004 | – | 1 |
| 2003 | 4 | 7 |
How many LTV patents are Alive/Dead?
How Many Patents did LTV File in Different Countries?
Countries in which LTV Filed Patents
| Country | Patents |
| Brazil | 4 |
| United States Of America | 3 |
| Japan | 3 |
| Europe | 3 |
| United Kingdom | 2 |
| India | 2 |
| Australia | 1 |
| Germany | 1 |
| Malaysia | 1 |
| Slovakia | 1 |
Where are Research Centres of LTV Patents Located?
List of LTV Patent
| LTV Patents | Title |
| US20090128101A1 | Multi-Resonant Dc-Dc Converter |
| US20060176034A1 | High Strength Steel Tubing |
| JP2009005579A | Power Conversion Circuit |
| US6518533B1 | Multi-Resonant Dc-Dc Converter |
| WO2004027968A1 | Redundant Drawworks |
| JP4166219B2 | Preventing Skull Accumulation On A Steelmaking Lance |
| EP1303903A1 | A Dc Switching Regulator |
| EP0925253B1 | Multi-Resonant Dc-Dc Converter |
| EP0816517B1 | A Dc Switching Regulator |
| GB2370655B | Power Supply Apparatus And Methods For Sensing Current |
| GB2378000B | Suppress The Formation Of Spear Bears In Steelmaking |
| DE69719870D1 | Nozzle Assembly Having Inert Gas Distributor |
| SK283383B6 | Refractory Nozzle Set |
| BRPI9612628B1 | Coupling Line To Couple A Maritime Platform To A Submarine Point On The Sea Bloom; And Method To Arrange The Same |
| BRPI9405579B1 | Foaming Slag Process Through The Use Of Multi-Circuit Spear |
| BRPI9800794B1 | Basic Oxygen Process With Iron Oxide Pellet Addition |
| BRPI9800833B1 | Power Conversion Circuit |
| JP2003503592A5 | Electrical Steel With Improved Magnetic Properties In Rolling Direction |
| IN197911B | A Refractory Nozzle Assembly |
| IN1106DEL1997A | Multipurpose Lance |
| MY127671A | Steel With Electrically Insulating Hematite Layer |
| AU2003269155A1 | Multi-Resonant Dc-Dc Converter |
What are LTV‘s key innovation segments?
What Technologies are Covered by LTV?
The chart below distributes patents filed by LTV