TO

Tetsuo Okamoto

Yamaha: 4 patents #8 of 230Top 4%
UN Unknown: 1 patents #213 of 2,616Top 9%
Overall (2011): #14,027 of 364,097Top 4%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8082212 Electronic musical apparatus for recording and reproducing music content 2011-12-20
8078541 Electronic musical apparatus for recording and reproducing music content 2011-12-13
7982116 Electronic music apparatus with data loading assist 2011-07-19
7939983 Generator having first and second windings with same-direction electromotive forces 2011-05-10
7937327 Music content using apparatus 2011-05-03