Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5712056 | Sealed battery | Yoshitaka Matsumasa, Mitsuru Naniwa, Norio Suzuki, Toshihisa Hiroshima | 1998-01-27 |
JK
Jiro Konagawa
Overall (All Time): #3,674,860 of 4,157,543Top 90%
1
Patents All Time