HN

Hiroaki Nakagawa

KA Kajima: 5 patents #21 of 383Top 6%
FH Frc Holding: 4 patents #1 of 17Top 6%
Overall (All Time): #1,052,943 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5798011 Method of making window frame for concrete wall panel Tatsuo Suenaga, Shin Terauchi, Takeo Kikuchi, Shinnosuke Aiba, Mikio Kobayashi +10 more 1998-08-25
5591286 Method of making window frame for concrete wall panel Tatsuo Suenaga, Shin Terauchi, Takeo Kikuchi, Shinnosuke Aiba, Mikio Kobayashi +10 more 1997-01-07
5575870 Method of making window frame for concrete wall panel Tatsuo Suenaga, Shin Terauchi, Takeo Kikuchi, Shinnosuke Aiba, Mikio Kobayashi +10 more 1996-11-19
5356687 Window frame for concrete wall panel Tatsuo Suenaga, Shin Terauchi, Takeo Kikuchi, Shinnosuke Aiba, Mikio Kobayashi +10 more 1994-10-18
5010705 Curtain wall Shigeyuki Akihama, Mikio Kobayashi, Tatsuo Suenaga, Toshiyuki Fukumoto, Yoshikazu Taniguchi 1991-04-30