Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944367 | Door closing apparatus | Tomoaki Imaizumi, Eiji Itami, Hiroshi Ishihara, Norikazu Kobayashi, Hiroyuki Mizushima | 1999-08-31 |
RA
Ryujiro Akizauki
Overall (All Time): #3,658,541 of 4,157,543Top 90%
1
Patents All Time