SY

Shigeto Yamanaka

Sumitomo Electric Industries: 2 patents #504 of 3,352Top 20%
PA Panasonic: 2 patents #17 of 397Top 5%
📍 Osaka, JP: #48 of 128 inventorsTop 40%
Overall (2002): #41,476 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D457616 Ceiling recessed type ventilating fan Hitoshi Miura, Kenji Kojima 2002-05-21
D455487 Range hood Kenji Kojima, Hitoshi Miura 2002-04-09