Takashi YAJIMA

Follow

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Work hanging apparatus and work hanging method for hanging work on...
- Patent number 9,358,681
- Issue date Jun 7, 2016
- NHK Spring Co., Ltd.
- Kotaro Nukui
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Hollow spring and method for manufacturing same
- Patent number 9,227,300
- Issue date Jan 5, 2016
- NHK Spring Co., Ltd.
- Takashi Yajima
- B24 - GRINDING POLISHING
Information Patent Grant
Hollow coil spring and method for manufacturing same
- Patent number 9,145,941
- Issue date Sep 29, 2015
- NHK Spring Co., Ltd.
- Takashi Yajima
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coil-spring manufacturing apparatus
- Patent number 9,056,349
- Issue date Jun 16, 2015
- NHK Spring Co., Ltd.
- Akira Katsuyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Work hanging apparatus and work hanging method for hanging work on...
- Patent number 8,983,650
- Issue date Mar 17, 2015
- NHK Spring Co., Ltd.
- Kotaro Nukui
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
HOLLOW COIL SPRING AND METHOD FOR MANUFACTURING SAME
- Publication number 20130292890
- Publication date Nov 7, 2013
- NHK Spring Co., Ltd.
- Takashi Yajima
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HOLLOW SPRING AND METHOD FOR MANUFACTURING SAME
- Publication number 20130241121
- Publication date Sep 19, 2013
- NHK Spring Co., Ltd.
- Takashi Yajima
- B24 - GRINDING POLISHING
Information Patent Application
WORKING HANGING APPARATUS AND WORK HANGING METHOD FOR HANGING WORK...
- Publication number 20130245814
- Publication date Sep 19, 2013
- NHK Spring Co., Ltd.
- Kotaro NUKUI
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
COIL-SPRING MANUFACTURING APPARATUS
- Publication number 20130133391
- Publication date May 30, 2013
- NHK Spring Co., Ltd.
- Akira KATSUYAMA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...