Renji Hayashi

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Matsudo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Anesthetic solution-filled cartridge-type electric dental syringe
- Patent number 9,408,969
- Issue date Aug 9, 2016
- Showa Yakuhin Kako Co., Ltd.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Motorized syringe for use with two types of dental anesthetic solut...
- Patent number 8,840,585
- Issue date Sep 23, 2014
- Showa Yakuhin Kako Co., Ltd.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Linearly motorized dental syringe
- Patent number 8,568,141
- Issue date Oct 29, 2013
- Showa Yakuhin Kako Co., Ltd.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrically-driven dental injector
- Patent number 6,582,405
- Issue date Jun 24, 2003
- Showa Yakuhin Kako Co., Ltd.
- Yukio Kawagishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
MOTORIZED SYRINGE FOR USE WITH TWO TYPES OF DENTAL ANESTHETIC SOLUT...
- Publication number 20140023986
- Publication date Jan 23, 2014
- SHOWA YAKUHIN KAKO CO., LTD.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ANESTHETIC SOLUTION-FILLED CARTRIDGE-TYPE ELECTRIC DENTAL SYRINGE
- Publication number 20140011158
- Publication date Jan 9, 2014
- SHOWA YAKUHIN KAKO CO., LTD.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
LINEARLY MOTORIZED DENTAL SYRINGE
- Publication number 20120088206
- Publication date Apr 12, 2012
- Showa Yakuhin Kako Co., Ltd.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method and apparatus for controlling the injection rate of a drug s...
- Publication number 20080097325
- Publication date Apr 24, 2008
- Showa Yakuhin Kako Co., Ltd.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Injection needle removing apparatus for dental cartridge syringe
- Publication number 20050236289
- Publication date Oct 27, 2005
- SHOWA YAKUHIN KAKO CO., Ltd.
- Fumio Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Electrically-driven dental injector
- Publication number 20020077601
- Publication date Jun 20, 2002
- Yukio Kawagishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE