Inventor · disambiguated record
Soji Ishikawa
Also filed as: ISHIKAWA SOJI
10 granted patents·198 citations·filing 1975–1982
91Inventor score
Top patents by PatentIndex Score
10 records- 0163US4430213AUltrafiltration unitISHIKAWA SOJI·Filed 1982·Granted Feb 7, 1984·22 cites·1 claims
- 0262US4099286ACleaners for chalk erasersISHIKAWA SOJI·Filed 1977·Granted Jul 11, 1978·15 cites·5 claims
- 0354US4043335ANeedle holder device of medical administrating injectorISHIKAWA SOJI·Filed 1976·Granted Aug 23, 1977·45 cites·36 claims
- 0449US4306973AMedical liquid dispenser with filter meansISHIKAWA SOJI·Filed 1979·Granted Dec 22, 1981·11 cites·21 claims
- 0547US4061143AMedical administering needle assembly with filter meansISHIKAWA SOJI·Filed 1976·Granted Dec 6, 1977·34 cites·9 claims
- 0639US4435176ANeedle assemblyISHIKAWA SOJI·Filed 1982·Granted Mar 6, 1984·26 cites·3 claims
- 0737US4349022AMedical needle assemblyISHIKAWA SOJI·Filed 1980·Granted Sep 14, 1982·24 cites·15 claims
- 0832US3977060AApparatus for loading a medical needle holder with a filter elementISHIKAWA MANUFACTORY CO LTD·Filed 1975·Granted Aug 31, 1976·5 cites·16 claims
- 0930US4001929AMethod of constructing a medical needle holder assemblyISHIKAWA SOJI·Filed 1975·Granted Jan 11, 1977·9 cites·6 claims
- 1029US4050150AMedical needle holder assembly and method of and apparatus for manufacturing medical needle holding assemblyISHIKAWA SOJI·Filed 1976·Granted Sep 27, 1977·7 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →