Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4497039 | Join operation processing system in relational model | Hiroshi Ishikawa, Masayoshi Tezuka, Susumu Adachi, Akifumi Makinouchi | 1985-01-29 |
HK
Hazime Kitakami
Overall (All Time): #4,009,512 of 4,157,543Top 100%
1
Patents All Time