SS

Shingo Shirakawa

HI Hitachi: 2 patents #771 of 3,950Top 20%
HC Hitachi Engineering & Services Co.: 1 patents #1 of 3Top 35%
Overall (2002): #41,667 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6466425 Insulating arrester capable of providing a voltage distribution that is substantially symmetrical around the center of the overall height of the arrester Satoshi Watahiki 2002-10-15
6407900 Lightning protection system for wind power generation installation Seizo Nakano, Kazuo Suzuki 2002-06-18