TF

Toyoshi Fukumura

Sumitomo Electric Industries: 4 patents #198 of 3,885Top 6%
📍 Maizuru, JP: #1 of 6 inventorsTop 20%
Overall (2003): #11,947 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6661391 Antenna and radio device comprising the same Masahiro Ohara 2003-12-09
6646211 Switch Ryoichi Taniuchi, Takeshi Fujii 2003-11-11
6634090 Method of production of series of a tactile contact units and tactile contact unit, and series of tactile contact units and a tactile contact unit produced by using the same method Hiromichi Koyama 2003-10-21
6504269 Input device and electronic appliance using the same Akio Miyajima, Tamotsu Yamamoto, Tsutomu Sakuma, Akira Nakanishi 2003-01-07