Inventor

HIRAGA IMAO

CN7 patents

⚠️ This page may combine multiple inventors who share the name “HIRAGA IMAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUWA SEIKOSHA KK

2 patents

US4496246AJan 29, 1985

Timepiece construction

SUWA SEIKOSHA KK38 citations90

US4365899ADec 28, 1982

Gear train of an electronic timepiece

SUWA SEIKOSHA KK2 citations61

SEIKO EPSON CORP

2 patents

US7961560B2Jun 14, 2011

Display device for timepiece, movement, and timepiece

SEIKO EPSON CORP7 citations82

US7742364B2Jun 22, 2010

Timepiece display apparatus, movement, and timepiece

SEIKO EPSON CORP8 citations82

SHACHIHATA INDUSTRIAL

1 patent

US4970952ANov 20, 1990

Date-stamping apparatus

SHACHIHATA INDUSTRIAL7 citations68

SHIOJIRO KOGYO KABUSHIKI KAISH

1 patent

US4862434AAug 29, 1989

Timepiece structure

SHIOJIRO KOGYO KABUSHIKI KAISH9 citations64

SHIOJIRI KAGYO KABUSHIKI KAISH

1 patent

US4862432AAug 29, 1989

Securing construction for timepiece

SHIOJIRI KAGYO KABUSHIKI KAISH7 citations64