Shigeyuki Masuda

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Calendar display wheel guard construction of timepiece
- Patent number 4,291,398
- Issue date Sep 22, 1981
- Kabushiki Kaisha Daini Seikosha
- Shigeyuki Masuda
- G04 - HOROLOGY
Information Patent Grant
Magnetic shield plate mounting structure for an electronic timepiece
- Patent number 4,117,665
- Issue date Oct 3, 1978
- Kabushiki Kaisha Daini Seikosha
- Hideyuki Nakao
- G04 - HOROLOGY