TH

Tsutomu Hirota

NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
Overall (All Time): #2,172,383 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7097798 Equipment and method for manufacturing honeycomb structural body Takeyuki Ishii, Yuji Asai 2006-08-29
5749970 Apparatus for coating outer peripheral surface of columnar structural body with a coating material Ken Fukuta, Toshihiro Sano 1998-05-12