MH

Masami Hayakawa

SS Silver Seiko: 1 patents #18 of 49Top 40%
📍 Kodaira, JP: #739 of 1,073 inventorsTop 70%
Overall (All Time): #3,993,835 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4582440 Line spacing device for an office machine Hideo Aoki 1986-04-15