Does anyone recognize this sofa?  

Maybe Patricia Urquiola
Maybe it is by Patricia Urquiola if you look at the style of her designs:
http://www.designdictionary.co.uk/ENG/urquiola.htm

Terence Woodgate
My bet would be on a Terence Woodgate sofa (Lansdowne ??).
Sorry i am in a hurry.
But check the SCP website, they stock his designs.
http://www.scp.co.uk/

Thank you ite
Thank you ite it was his design,

Sofa
Anyone knows what is the material of the sofa, its weight, size, price, and manufacturer?

You are very welcome :o)...
You are very welcome :o)
Hey Antonella, the brand is SCP, price is high end retail. Exact pricing depends on the preferred model (sofa vs chaise), and material (choice of specific leather vs variety of fabrics). Look up the price range on the SCP website (check under sofas). For more detailed info, perhaps contact these guys ? (Check website under: How to contact us & How to buy (international info))

I have emailed them, but the...
I have emailed them, but the info I need is for some projects I'm doing at college. I'm looking for information about manufacturers and designers who produce / design innovative items that could be one or more of the following: cost effective, user friendly, introducing perspectives that can benefit our society. Also, I'm researching about designers who design particularly successful toothbrushes, etc... if you have any suggestion / info it would be useful. (The scp site is nice but comes in one url only so u can't bookmark the sections you are interested in... but thanks anyway).