MK

Machio Kawashima

HI Hitachi: 1 patents #311 of 1,214Top 30%
📍 Mobara, JP: #13 of 40 inventorsTop 35%
Overall (1982): #44,536 of 81,411Top 55%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4326147 Slotted shadow mask having apertures spaced to minimize moire Takeshi Nakayama, Takehiko Nishimoto, Kozi Takahashi, Kuniharu Osakabe 1982-04-20