Inventor · disambiguated record
Akira Yotsutsuji
Also filed as: UEDA SEIICHI · YOTSUTSUJI AKIRA
8 granted patents·4 pending applications·168 citations·filing 1978–2020
86Inventor score
Files withCOKI ENG INC5COKI ENGINEERING INC2OSAKA CITY2YOTSUTSUJI AKIRA2OSAKA CITY & TAIYO MANUFACTURI1
Top patents by PatentIndex Score
12 records- 0187US4225109AInsulated metal moldOSAKA CITY & TAIYO MANUFACTURI·Filed 1978·Granted Sep 30, 1980·68 cites·5 claims
- 0283US10004832B2Skived film for covering surface of plug for medical purposes, plug for medical purposes using said film, pre-filled syringe using said plug, and method for producing said filmCOKI ENG INC·Filed 2016·Granted Jun 26, 2018·7 cites·8 claims
- 0379US4285901AMethod of making an insulated metal moldYOTSUTSUJI AKIRA·Filed 1979·Granted Aug 25, 1981·43 cites·17 claims
- 0473US4285661AValve nozzle of injection molding machineOSAKA CITY·Filed 1979·Granted Aug 25, 1981·30 cites·4 claims
- 0569US10456527B2Gasket using medical silicone rubber having slidability, and syringe using said gasketCOKI ENG INC·Filed 2015·Granted Oct 29, 2019·1 cites·10 claims
- 0661US4171941AGate of mold for injection molding machineOSAKA CITY·Filed 1978·Granted Oct 23, 1979·19 cites·4 claims
- 0745US2022243814A1Gasket, syringe including same, and method of manufacturing gasketCOKI ENG INC·Filed 2020·Application pending·0 cites
- 0845US2014207075A1Skived film for covering surface of plug for medical purposes, plug for medical purposes using said film, pre-filled syringe using said plug and method for producing said filmYOTSUTSUJI AKIRA·Filed 2011·Application pending·0 cites
- 0942US11446442B2Gasket and syringe having the sameCOKI ENG INC·Filed 2017·Granted Sep 20, 2022·0 cites·4 claims
- 1040US2008271870A1Metal Mold, and Formed Body Molding Method by the Metal MoldCOKI ENGINEERING INC·Filed 2003·Application pending·0 cites
- 1139US2015148751A1Piston member for syringeCOKI ENGINEERING INC·Filed 2013·Application pending·0 cites
- 1237US11071830B2High-slidability syringeCOKI ENG INC·Filed 2016·Granted Jul 27, 2021·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →