Hisashi Iwata

PL Pilot Ink Company, Limited: 1 patents #2 of 4Top 50%

Overall (2011): #287,062 of 364,097Top 80%

Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7942598	Writing implement	—	2011-05-17