Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179614 | Quartz optical waveguide and method for producing the same | Hiroo Kanamori, Masumi Ito, Shinji Ishikawa, Haruhiko Aikawa | 1993-01-12 |
SH
Sumio Hoshino
NTT: 2 patents #2,095 of 4,871Top 45%
Overall (All Time): #154,931 of 4,157,543Top 4%
26
Patents All Time