MS

Mitsunao Sekiwa

OC Otsuka Electronics Co.: 2 patents #24 of 80Top 30%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
MM Mitsubishi Metal: 1 patents #45 of 150Top 30%
Overall (All Time): #1,252,903 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7449097 Electrophoretic mobility measuring apparatus Kazunori Tsutsui, Katsuhiro Morisawa, Takashi Fujimoto, Atsushi Toyoshima 2008-11-11
4922309 Spectroscope Tomohiro Akada 1990-05-01
4436006 Method for cutting lead wires Hiromichi Nakamura, Haruya Urano, Tatsuo Kojima 1984-03-13
4200018 Circuit board wire trimming apparatus 1980-04-29