Yoichi Aoki — 3 Patents in 2021

NINgk Insulators: 2 patents #51 of 221Top 25%

Rohm Co.: 1 patents #83 of 286Top 30%

Overall (2021): #56,641 of 548,734Top 15%

3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D919072	Catalyst carrier for exhaust gas purification	—	2021-05-11
10953394	Honeycomb structure	—	2021-03-23
10886484	Organic thin film photovoltaic device module and electronic apparatus	—	2021-01-05