Which putter did Tiger Woods use to win 14 of his 15 major titles?

Tiger used a Scotty Cameron Newport 2 GSS. GSS stands for German Stainless Steel.

More interesting reading

The tri-sole design and very recognizable red lettering have been with Tiger for 14 of his 15 major titles and 66 of his 82 PGA Tour victories.

Check out the wear mark on the face.

Tiger used a new prototype at the 2020 US PGA Championship that is slightly longer with the aim that he is able to put in the practice time and reduce pressure on his back.  He finished in a tie for 37th.

Tiger went back to his Scotty Cameron Newport 2 GSS at his next start.

Question: When did Scotty Cameron start his company Cameron Golf International?