SK

Shozo Koshikawa

PE Pentax: 2 patents #412 of 761Top 55%
AK Asahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
Overall (All Time): #1,662,237 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE34037 Support for biomedical implant device Masahide Inoue, Takeshi Ichitsuka, Yasuhiko Hirayama, Tateki Kitaoka, Nobuo Nakabayashi +2 more 1992-08-18
4952323 B2 microglobulin adsorbent Nobuo Nakabayashi, Tetsuro Ogawa 1990-08-28
4798585 Support for biomedical implant device Masahide Inoue, Takeshi Ichitsuka, Yasuhiko Hirayama, Tateki Kitaoka, Nobuo Nakabayashi +2 more 1989-01-17