AN

Akifumi NIWA

AG Agc: 3 patents #235 of 954Top 25%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Overall (All Time): #1,072,945 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12378147 Method of producing melt, method of producing glass article, melting apparatus, and equipment for producing glass article Terutaka Maehara, Yoji DOI, Takashi Enomoto, Shuntaro HYODO 2025-08-05
12356511 Heater for melting glass Terutaka Maehara, Shuntaro HYODO, Yukihito Akita, Takashi Enomoto, Yoji DOI +2 more 2025-07-08
12227443 Heater, manufacturing apparatus for manufacturing glass article, and manufacturing method for manufacturing glass article Terutaka Maehara, Shuntaro HYODO, Takashi Enomoto, Takeshi Yamazaki, Yoji DOI +2 more 2025-02-18
9446976 Molten glass conveying equipment element, method for manufacturing molten glass conveying equipment element, glass manufacturing apparatus comprising molten glass conveying equipment element and method for manufacturing glass product Hitoshi Igarashi, Keiji Hori 2016-09-20