TT

Toru Tsunetsugu

PM Pioneer Ansafone Manufacturing: 3 patents #1 of 12Top 9%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
Overall (All Time): #1,305,739 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D291435 Automatic telephone answering and recording machine Kazuhiko Kawano 1987-08-18
D290606 Telephone set Kazuhiko Kawano 1987-06-30
D290353 Combined telephone, automatic answering and recording machine Kazuhiko Kawano 1987-06-16
D290000 Video disc player Juichi Yamamoto, Kazuhiko Kawano, Shuji Natori, Noboru Keitoku 1987-05-26