Hiromichi Izushima

KC Kotobuki & Co.: 53 patents #2 of 77Top 3%

SB Societe Bic: 1 patents #190 of 336Top 60%

📍 Kawagoe, JP: #11 of 1,278 inventorsTop 1%

Overall (All Time): #49,601 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–53 of 53 patents

Patent #	Title	Co-Inventors	Date
D387803	Cap for a writing instrument	—	1997-12-16
D377664	Writing instrument	—	1997-01-28
D373383	Cap for writing instrument	—	1996-09-03