Daisuke TAKEDA

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a hollow spring member
- Patent number 11,701,943
- Issue date Jul 18, 2023
- NHK Spring Co., Ltd.
- Masahiro Umezawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hollow coil spring and suspension device for vehicle
- Patent number 11,685,211
- Issue date Jun 27, 2023
- NHK Spring Co., Ltd.
- Masahiro Umezawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hollow coil spring and suspension device for vehicle
- Patent number 11,254,177
- Issue date Feb 22, 2022
- NHK Spring Co., Ltd.
- Masahiro Umezawa
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MANUFACTURING A HOLLOW SPRING MEMBER
- Publication number 20220203800
- Publication date Jun 30, 2022
- NHK Spring Co., Ltd.
- Masahiro UMEZAWA
- B60 - VEHICLES IN GENERAL
Information Patent Application
HOLLOW COIL SPRING AND SUSPENSION DEVICE FOR VEHICLE
- Publication number 20220041027
- Publication date Feb 10, 2022
- NHK Spring Co., Ltd.
- Masahiro UMEZAWA
- B60 - VEHICLES IN GENERAL
Information Patent Application
HOLLOW SPRING MEMBER
- Publication number 20190030979
- Publication date Jan 31, 2019
- NHK Spring Co., Ltd.
- Masahiro UMEZAWA
- C21 - METALLURGY OF IRON
Information Patent Application
HOLLOW COIL SPRING AND SUSPENSION DEVICE FOR VEHICLE
- Publication number 20190030973
- Publication date Jan 31, 2019
- NHK Spring Co., Ltd.
- Masahiro UMEZAWA
- B60 - VEHICLES IN GENERAL