RH

Ryuzo Harada

OK Oppama Kogyo Kabushiki Kaisha: 2 patents #5 of 11Top 50%
KI Kioritz: 1 patents #109 of 197Top 60%
Overall (All Time): #1,667,461 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4917060 Ignition device for starting an internal combustion engine Tadashige Kondo 1990-04-17
4829579 Apparatus for confirming and reporting the operating conditions of a chain saw or the like Shigeo Take 1989-05-09
4305371 Contactless ignition circuit for internal combustion engines Hiromi Watanabe 1981-12-15