Inventor · disambiguated record
Renji Hayashi
Also filed as: HAYASHI RENJI
4 granted patents·2 pending applications·36 citations·filing 2001–2011
72Inventor score
Top patents by PatentIndex Score
6 records- 0167US8568141B2Linearly motorized dental syringeTANAKA FUMIO·Filed 2009·Granted Oct 29, 2013·10 cites·7 claims
- 0260US9408969B2Anesthetic solution-filled cartridge-type electric dental syringeTANAKA FUMIO·Filed 2010·Granted Aug 9, 2016·3 cites·3 claims
- 0357US6582405B2Electrically-driven dental injectorSHOWA PHARM CHEM IND·Filed 2001·Granted Jun 24, 2003·23 cites·4 claims
- 0454US2008097325A1Method and apparatus for controlling the injection rate of a drug solution in a cartridge type motor-driven dental injection syringeSHOWA PHARM CHEM IND·Filed 2007·Application pending·0 cites
- 0544US8840585B2Motorized syringe for use with two types of dental anesthetic solution-containing cartridgesTANAKA FUMIO·Filed 2011·Granted Sep 23, 2014·0 cites·4 claims
- 0637US2005236289A1Injection needle removing apparatus for dental cartridge syringeHIOS INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →