RT

Ryoichi Takahashi

SC Sanyo Electric Co.: 2 patents #24 of 256Top 10%
KT Kabushiki Kaisha Toshiba: 1 patents #376 of 1,409Top 30%
MM Mitsubishi Mining: 1 patents #32 of 234Top 15%
Nissan Motor Co.: 1 patents #118 of 487Top 25%
SA Sanden: 1 patents #24 of 69Top 35%
Overall (1989): #2,247 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4840439 Display cabinet Kenichi Nara 1989-06-20
4837516 Tuning device for nuclear magnetic resonance imaging apparatus and nuclear magnetic resonance imaging apparatus including the tuning device 1989-06-06
4817133 Party selecting circuit arrangement Seiichi Ogawa, Isao Ohtawara 1989-03-28
4811585 Device for forming asymmetrical articles by rolling Tomoyoshi Sato, Hidehiko Tsukamoto, Kazuo Morimoto, Nobutaka Maeda 1989-03-14
4802202 Telephone call selector Seiichi Ogawa, Isao Ohtawara 1989-01-31