MM

Mitsuo Maki

PC Platinum Pen Co.: 1 patents #2 of 8Top 25%
Overall (All Time): #1,669,482 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4798310 Article storage container Kikuo Kasai, Kimio Kodera 1989-01-17
4573817 Mechanical pencil Tomohiro Hosoo, Katsuyoshi Kikukawa 1986-03-04
D278157 Ball point pen Tomohiro Hosoo, Katsuyoshi Kikukawa 1985-03-26