Masateru Naganuma

SS Seikagaku Kogyo Kabushiki Kaisha D/B/A Seikagaku: 3 patents #3 of 46Top 7%

SK Seikagaku Kogyo: 2 patents #22 of 102Top 25%

KT Kabushiki Kaisha Top: 1 patents #53 of 213Top 25%

Overall (All Time): #1,049,387 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
6126644	Holder for a syringe and an injection device using the holder	Yoshihisa Itoh	2000-10-03
D397790	Auxiliary finger flange for a syringe	—	1998-09-01
5688250	Syringe	—	1997-11-18
5615772	Medication filled syringe equipment	—	1997-04-01
5468232	Syringe	—	1995-11-21