Inventor
MAEKAWA YASUO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “MAEKAWA YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CITIZEN WATCH CO LTD
5 patentsUS4313187AJan 26, 1982
Water resisting crown structure for electronic wristwatches
CITIZEN WATCH CO LTD36 citations90
US4234948ANov 18, 1980
Watchglass fixing structure
CITIZEN WATCH CO LTD22 citations79
US5215235AJun 1, 1993
Watch band
CITIZEN WATCH CO LTD11 citations73
US4206590AJun 10, 1980
Electronic wristwatch case
CITIZEN WATCH CO LTD9 citations71
US4206591AJun 10, 1980
Watchglass fixing structure for timepiece
CITIZEN WATCH CO LTD3 citations60