HS

Hirokuni Shirono

NC Nippon Aerosil Co.: 1 patents #1 of 3Top 35%
📍 Shimabara, JP: #18 of 40 inventorsTop 45%
Overall (2002): #204,835 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6352679 Ultrafine particle silicon dioxide and process for producing the same Takeyoshi Shibasaki, Kazuhisa Konno 2002-03-05