Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453989 | Heat exchanger | Yoshinori Watanabe, Akira Yoshikoshi, Atsushi Suzuki, Kiyoto Yasui, Hiroshi Iokawa +3 more | 2002-09-24 |
HK
Hiroyuki Kotou
Overall (All Time): #3,558,223 of 4,157,543Top 90%
1
Patents All Time