KH

Katsuhiko Hagiwara

NA New Tokyo International Airport Authority: 3 patents #4 of 12Top 35%
📍 Narita, JP: #58 of 151 inventorsTop 40%
Overall (All Time): #1,612,954 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6648546 Structure for embedding embedded-type light Yoichi Abe, Shoichi Kameta, Shunji Kawabata, Ryoichi Sato 2003-11-18
6478339 Displacement absorbing piping joint Yoichi Abe, Shoichi Kameta, Shunji Kawabata, Takafumi Oshima 2002-11-12
6334695 Embedded-type light Yoichi Abe, Shoichi Kameta, Shunji Kawabata, Ryoichi Sato 2002-01-01