AO

Akira Ohyama

HC Hosokawa Yoko Co.: 2 patents #34 of 121Top 30%
TC Tsubakimoto Chain: 1 patents #320 of 593Top 55%
Overall (All Time): #1,448,803 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10618696 Packaging bag and method for manufacturing packaging bag Hiroyuki Arai, Akio YOUTOU 2020-04-14
9790016 Packaging bag for microwave ovens 2017-10-17
4541029 Over-load and light-load protection for electric machinery 1985-09-10