HK

Hideo Kawamoto

HI Hitachi: 2 patents #339 of 2,942Top 15%
Canon: 1 patents #1,019 of 2,200Top 50%
Overall (1997): #15,756 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5608508 Rotatable member for fixing in which inorganic filler is contained in silicone rubber, and fixing device having the same Hiroaki Kumagai, Takeshi Menjo, Kazuo Kishino, Masaaki Takahashi, Rie Saito +2 more 1997-03-04
5604340 Gas insulated switchgear insertion resistor and main contacts operating mechanism having time delay feature Hitoshi Yamada, Masatomo Ohno, Manabu Takamoto 1997-02-18
5601735 Long-sized tubular grounding container unit for gas-insulated electrical device and laser welding device for manufacturing the same Tokio Yamagiwa, Shinji Fukuda, Masayoshi Hashiura, Osamu Isshiki, Shigetaka Takeuchi +1 more 1997-02-11