HM

Hiroyuki Masaki

HA Hakko: 13 patents #5 of 70Top 8%
SI Seiko Instruments: 11 patents #151 of 1,437Top 15%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
Overall (All Time): #149,664 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
4737944 Electronic timepiece Yuichi Inoue, Hiroshi Odagiri, Shuji Ohtawa, Masao Kasuga 1988-04-12