Takashi Hagiwara

Yamaha: 2 patents #19 of 154Top 15%

📍 Tochigi, JP: #37 of 306 inventorsTop 15%

Overall (2002): #39,989 of 266,432Top 20%

Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D464986	Percussion instrument	—	2002-10-29
6462262	Drum	—	2002-10-08